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10422012431 = 29359379739
BaseRepresentation
bin10011011010011001…
…10100101000001111
3222220022212002100102
421231030310220033
5132321013344211
64442055521315
7516160433615
oct115514645017
928808762312
1010422012431
114468a55216
12202a38923b
13ca126817c
1470c2176b5
1540ee6da3b
hex26d334a0f

10422012431 has 4 divisors (see below), whose sum is σ = 10781392200. Its totient is φ = 10062632664.

The previous prime is 10422012421. The next prime is 10422012463. The reversal of 10422012431 is 13421022401.

10422012431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10422012431 is a prime.

It is a super-2 number, since 2×104220124312 (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 (10422012421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179689841 + ... + 179689898.

It is an arithmetic number, because the mean of its divisors is an integer number (2695348050).

Almost surely, 210422012431 is an apocalyptic number.

10422012431 is a deficient number, since it is larger than the sum of its proper divisors (359379769).

10422012431 is an equidigital number, since it uses as much as digits as its factorization.

10422012431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359379768.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 10422012431 its reverse (13421022401), we get a palindrome (23843034832).

The spelling of 10422012431 in words is "ten billion, four hundred twenty-two million, twelve thousand, four hundred thirty-one".

Divisors: 1 29 359379739 10422012431