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968869652831 = 3331796336527
BaseRepresentation
bin11100001100101010010…
…00011010100101011111
310102121211012011221021222
432012111020122211133
5111333221112342311
62021031555043555
7126666331111253
oct16062510324537
93377735157258
10968869652831
1134399372a353
121379345a05bb
1370496988a82
1434c71c40263
151a3087aeadb
hexe19521a95f

968869652831 has 8 divisors (see below), whose sum is σ = 969308761344. Its totient is φ = 968430639960.

The previous prime is 968869652827. The next prime is 968869652833. The reversal of 968869652831 is 138256968869.

968869652831 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 968869652831 - 22 = 968869652827 is a prime.

It is a super-2 number, since 2×9688696528312 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (968869652833) 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, 26506490 + ... + 26543016.

It is an arithmetic number, because the mean of its divisors is an integer number (121163595168).

Almost surely, 2968869652831 is an apocalyptic number.

968869652831 is a deficient number, since it is larger than the sum of its proper divisors (439108513).

968869652831 is a wasteful number, since it uses less digits than its factorization.

968869652831 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47821.

The product of its digits is 268738560, while the sum is 71.

The spelling of 968869652831 in words is "nine hundred sixty-eight billion, eight hundred sixty-nine million, six hundred fifty-two thousand, eight hundred thirty-one".

Divisors: 1 3331 7963 36527 26524753 121671437 290864501 968869652831