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53712777048 = 23371916172713
BaseRepresentation
bin110010000001100001…
…111110111101011000
312010122100001210020220
4302001201332331120
51340000432331143
640401511120040
73611024033430
oct620141767530
9163570053226
1053712777048
112086350a437
12a4b0373020
1350b0018218
1428578792c0
1515e57d1d83
hexc8187ef58

53712777048 has 128 divisors (see below), whose sum is σ = 154575544320. Its totient is φ = 15235799040.

The previous prime is 53712777047. The next prime is 53712777071. The reversal of 53712777048 is 84077721735.

53712777048 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53712777047) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19796940 + ... + 19799652.

It is an arithmetic number, because the mean of its divisors is an integer number (1207621440).

Almost surely, 253712777048 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 53712777048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77287772160).

53712777048 is an abundant number, since it is smaller than the sum of its proper divisors (100862767272).

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

53712777048 is a wasteful number, since it uses less digits than its factorization.

53712777048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3537 (or 3533 counting only the distinct ones).

The product of its (nonzero) digits is 2304960, while the sum is 51.

The spelling of 53712777048 in words is "fifty-three billion, seven hundred twelve million, seven hundred seventy-seven thousand, forty-eight".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 168 191 382 573 617 764 1146 1234 1337 1528 1851 2292 2468 2674 2713 3702 4011 4319 4584 4936 5348 5426 7404 8022 8139 8638 10696 10852 12957 14808 16044 16278 17276 18991 21704 25914 32088 32556 34552 37982 51828 56973 65112 75964 103656 113946 117847 151928 227892 235694 353541 455784 471388 518183 707082 824929 942776 1036366 1414164 1554549 1649858 1673921 2072732 2474787 2828328 3109098 3299716 3347842 3627281 4145464 4949574 5021763 6218196 6599432 6695684 7254562 9899148 10043526 10881843 11717447 12436392 13391368 14509124 19798296 20087052 21763686 23434894 29018248 35152341 40174104 43527372 46869788 70304682 87054744 93739576 140609364 281218728 319718911 639437822 959156733 1278875644 1918313466 2238032377 2557751288 3836626932 4476064754 6714097131 7673253864 8952129508 13428194262 17904259016 26856388524 53712777048