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10050012431 = 16975922223
BaseRepresentation
bin10010101110000011…
…10000010100001111
3221221101212112021122
421113001300110033
5131040300344211
64341130351155
7504022460534
oct112701602417
927841775248
1010050012431
114297a740a8
121b4588b4bb
13c4217b424
146b4a60d8b
153dc48b6db
hex25707050f

10050012431 has 4 divisors (see below), whose sum is σ = 10055936352. Its totient is φ = 10044088512.

The previous prime is 10050012407. The next prime is 10050012439. The reversal of 10050012431 is 13421005001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13421005001 = 89150797809.

It is a cyclic number.

It is not a de Polignac number, because 10050012431 - 26 = 10050012367 is a prime.

It is a super-2 number, since 2×100500124312 (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 (10050012439) 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, 2959415 + ... + 2962808.

It is an arithmetic number, because the mean of its divisors is an integer number (2513984088).

Almost surely, 210050012431 is an apocalyptic number.

10050012431 is a deficient number, since it is larger than the sum of its proper divisors (5923921).

10050012431 is an equidigital number, since it uses as much as digits as its factorization.

10050012431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5923920.

The product of its (nonzero) digits is 120, while the sum is 17.

Adding to 10050012431 its reverse (13421005001), we get a palindrome (23471017432).

The spelling of 10050012431 in words is "ten billion, fifty million, twelve thousand, four hundred thirty-one".

Divisors: 1 1697 5922223 10050012431