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68462331792 = 2433131945541
BaseRepresentation
bin111111110000101011…
…000100011110010000
320112201020221210122020
4333300223010132100
52110202324104132
651241241211440
74642363134651
oct776053043620
9215636853566
1068462331792
11270422241a8
1211327a90b80
1365c09c6cca
143456709528
151baa62552c
hexff0ac4790

68462331792 has 40 divisors (see below), whose sum is σ = 176870554560. Its totient is φ = 22819547520.

The previous prime is 68462331757. The next prime is 68462331797. The reversal of 68462331792 is 29713326486.

68462331792 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (68462331797) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1480542 + ... + 1526082.

It is an arithmetic number, because the mean of its divisors is an integer number (4421763864).

Almost surely, 268462331792 is an apocalyptic number.

It is an amenable number.

68462331792 is an abundant number, since it is smaller than the sum of its proper divisors (108408222768).

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

68462331792 is a wasteful number, since it uses less digits than its factorization.

68462331792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76871 (or 76865 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 51.

The spelling of 68462331792 in words is "sixty-eight billion, four hundred sixty-two million, three hundred thirty-one thousand, seven hundred ninety-two".

Divisors: 1 2 3 4 6 8 12 16 24 48 31319 45541 62638 91082 93957 125276 136623 182164 187914 250552 273246 364328 375828 501104 546492 728656 751656 1092984 1503312 2185968 1426298579 2852597158 4278895737 5705194316 8557791474 11410388632 17115582948 22820777264 34231165896 68462331792