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131753288703872 = 2711613174839157
BaseRepresentation
bin11101111101010000110011…
…111110001001111110000000
3122021111111021020000202012202
4131331100303332021332000
5114232121213402010442
61144114343015412332
736515601213613643
oct3575206376117600
9567444236022182
10131753288703872
1138a8728a743750
121293a8059840a8
1358693881b61a4
142476c70d15a5a
15103731332cc32
hex77d433f89f80

131753288703872 has 128 divisors (see below), whose sum is σ = 291951047731680. Its totient is φ = 58720254566400.

The previous prime is 131753288703779. The next prime is 131753288703973. The reversal of 131753288703872 is 278307882357131.

131753288703872 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (128).

It is a junction number, because it is equal to n+sod(n) for n = 131753288703799 and 131753288703808.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24806918 + ... + 29646074.

Almost surely, 2131753288703872 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 131753288703872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (145975523865840).

131753288703872 is an abundant number, since it is smaller than the sum of its proper divisors (160197759027808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131753288703872 is a wasteful number, since it uses less digits than its factorization.

131753288703872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4839560 (or 4839548 counting only the distinct ones).

The product of its (nonzero) digits is 94832640, while the sum is 65.

The spelling of 131753288703872 in words is "one hundred thirty-one trillion, seven hundred fifty-three billion, two hundred eighty-eight million, seven hundred three thousand, eight hundred seventy-two".

Divisors: 1 2 4 8 11 16 22 32 44 61 64 88 122 128 176 244 317 352 488 634 671 704 976 1268 1342 1408 1952 2536 2684 3487 3904 5072 5368 6974 7808 10144 10736 13948 19337 20288 21472 27896 38674 40576 42944 55792 77348 85888 111584 154696 212707 223168 309392 425414 446336 618784 850828 1237568 1701656 2475136 3403312 4839157 6806624 9678314 13613248 19356628 27226496 38713256 53230727 77426512 106461454 154853024 212922908 295188577 309706048 425845816 590377154 619412096 851691632 1180754308 1534012769 1703383264 2361508616 3068025538 3247074347 3406766528 4723017232 6136051076 6494148694 6813533056 9446034464 12272102152 12988297388 16874140459 18892068928 24544204304 25976594776 33748280918 37784137856 49088408608 51953189552 67496561836 93574778909 98176817216 103906379104 134993123672 187149557818 196353634432 207812758208 269986247344 374299115636 415625516416 539972494688 748598231272 1029322567999 1079944989376 1497196462544 2058645135998 2159889978752 2994392925088 4117290271996 5988785850176 8234580543992 11977571700352 16469161087984 32938322175968 65876644351936 131753288703872