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10015034431 = 60716499233
BaseRepresentation
bin10010101001111000…
…10100110000111111
3221211222001110111011
421110330110300333
5131002322100211
64333440540051
7503116250053
oct112474246077
927758043434
1010015034431
11427a253666
121b36021627
13c37b5269c
146b0157c63
153d937c921
hex254f14c3f

10015034431 has 4 divisors (see below), whose sum is σ = 10031534272. Its totient is φ = 9998534592.

The previous prime is 10015034429. The next prime is 10015034461. The reversal of 10015034431 is 13443051001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13443051001 = 28347501947.

It is a cyclic number.

It is not a de Polignac number, because 10015034431 - 21 = 10015034429 is a prime.

It is a super-2 number, since 2×100150344312 (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 (10015034401) 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, 8249010 + ... + 8250223.

It is an arithmetic number, because the mean of its divisors is an integer number (2507883568).

Almost surely, 210015034431 is an apocalyptic number.

10015034431 is a deficient number, since it is larger than the sum of its proper divisors (16499841).

10015034431 is an equidigital number, since it uses as much as digits as its factorization.

10015034431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16499840.

The product of its (nonzero) digits is 720, while the sum is 22.

Adding to 10015034431 its reverse (13443051001), we get a palindrome (23458085432).

The spelling of 10015034431 in words is "ten billion, fifteen million, thirty-four thousand, four hundred thirty-one".

Divisors: 1 607 16499233 10015034431