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60131710720 = 2851911872083
BaseRepresentation
bin111000000000001000…
…010001011100000000
312202012200102101220001
4320000020101130000
51441122204220340
643342451125344
74226056051654
oct700010213400
9182180371801
1060131710720
11235578682a4
12b7a1ba3854
135893b24523
142ca617aa64
15186e0bd29a
hexe00211700

60131710720 has 144 divisors (see below), whose sum is σ = 151815565440. Its totient is φ = 22756626432.

The previous prime is 60131710697. The next prime is 60131710781. The reversal of 60131710720 is 2701713106.

It is a super-2 number, since 2×601317107202 (a number of 22 digits) contains 22 as substring.

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, 28866799 + ... + 28868881.

It is an arithmetic number, because the mean of its divisors is an integer number (1054274760).

Almost surely, 260131710720 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 60131710720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75907782720).

60131710720 is an abundant number, since it is smaller than the sum of its proper divisors (91683854720).

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

60131710720 is a wasteful number, since it uses less digits than its factorization.

60131710720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3310 (or 3296 counting only the distinct ones).

The product of its (nonzero) digits is 1764, while the sum is 28.

The spelling of 60131710720 in words is "sixty billion, one hundred thirty-one million, seven hundred ten thousand, seven hundred twenty".

Divisors: 1 2 4 5 8 10 16 19 20 32 38 40 64 76 80 95 128 152 160 190 256 304 320 380 608 640 760 1187 1216 1280 1520 2083 2374 2432 3040 4166 4748 4864 5935 6080 8332 9496 10415 11870 12160 16664 18992 20830 22553 23740 24320 33328 37984 39577 41660 45106 47480 66656 75968 79154 83320 90212 94960 112765 133312 151936 158308 166640 180424 189920 197885 225530 266624 303872 316616 333280 360848 379840 395770 451060 533248 633232 666560 721696 759680 791540 902120 1266464 1333120 1443392 1519360 1583080 1804240 2472521 2532928 2666240 2886784 3166160 3608480 4945042 5065856 5773568 6332320 7216960 9890084 10131712 12362605 12664640 14433920 19780168 24725210 25329280 28867840 39560336 46977899 49450420 50658560 79120672 93955798 98900840 158241344 187911596 197801680 234889495 316482688 375823192 395603360 469778990 632965376 751646384 791206720 939557980 1503292768 1582413440 1879115960 3006585536 3164826880 3758231920 6013171072 7516463840 12026342144 15032927680 30065855360 60131710720