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9412130831 = 89827127877
BaseRepresentation
bin10001100010000000…
…11011100000001111
3220021221120210020012
420301000123200033
5123234001141311
64153542343435
7452145535445
oct106100334017
926257523205
109412130831
113a9a9a2224
1219a812ab7b
13b6cc7b2ac
14654056b95
153a148978b
hex23101b80f

9412130831 has 8 divisors (see below), whose sum is σ = 9529468560. Its totient is φ = 9295050688.

The previous prime is 9412130821. The next prime is 9412130851. The reversal of 9412130831 is 1380312149.

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 9412130831 - 226 = 9345021967 is a prime.

It is a super-2 number, since 2×94121308312 (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 (9412130821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9665 + ... + 137541.

It is an arithmetic number, because the mean of its divisors is an integer number (1191183570).

Almost surely, 29412130831 is an apocalyptic number.

9412130831 is a deficient number, since it is larger than the sum of its proper divisors (117337729).

9412130831 is a wasteful number, since it uses less digits than its factorization.

9412130831 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128793.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 9412130831 is about 97016.1369618477. The cubic root of 9412130831 is about 2111.3617611288.

The spelling of 9412130831 in words is "nine billion, four hundred twelve million, one hundred thirty thousand, eight hundred thirty-one".

Divisors: 1 89 827 73603 127877 11381053 105754279 9412130831