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10516154893 = 31339230803
BaseRepresentation
bin10011100101100111…
…11100101000001101
31000010220000000112021
421302303330220031
5133014113424033
64455301410141
7521412561466
oct116263745015
930126000467
1010516154893
114507105902
122055a09951
13cb790a77a
1471a921d6d
15418367b2d
hex272cfca0d

10516154893 has 4 divisors (see below), whose sum is σ = 10855385728. Its totient is φ = 10176924060.

The previous prime is 10516154881. The next prime is 10516154897. The reversal of 10516154893 is 39845161501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10516154893 - 25 = 10516154861 is a prime.

It is a super-2 number, since 2×105161548932 (a number of 21 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 (10516154897) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 169615371 + ... + 169615432.

It is an arithmetic number, because the mean of its divisors is an integer number (2713846432).

Almost surely, 210516154893 is an apocalyptic number.

It is an amenable number.

10516154893 is a deficient number, since it is larger than the sum of its proper divisors (339230835).

10516154893 is an equidigital number, since it uses as much as digits as its factorization.

10516154893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339230834.

The product of its (nonzero) digits is 129600, while the sum is 43.

The spelling of 10516154893 in words is "ten billion, five hundred sixteen million, one hundred fifty-four thousand, eight hundred ninety-three".

Divisors: 1 31 339230803 10516154893