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10312031130 = 235343734371
BaseRepresentation
bin10011001101010010…
…10001101110011010
3222121122220110100220
421212221101232122
5132104334444010
64423130340510
7513353550462
oct114651215632
928548813326
1010312031130
114411966685
121bb958a736
13c8453b48b
146db788ba2
15405496970
hex266a51b9a

10312031130 has 16 divisors (see below), whose sum is σ = 24748874784. Its totient is φ = 2749874960.

The previous prime is 10312031123. The next prime is 10312031167. The reversal of 10312031130 is 3113021301.

10312031130 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 171867156 + ... + 171867215.

It is an arithmetic number, because the mean of its divisors is an integer number (1546804674).

Almost surely, 210312031130 is an apocalyptic number.

10312031130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10312031130 is an abundant number, since it is smaller than the sum of its proper divisors (14436843654).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10312031130 is a wasteful number, since it uses less digits than its factorization.

10312031130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343734381.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 10312031130 its reverse (3113021301), we get a palindrome (13425052431).

The spelling of 10312031130 in words is "ten billion, three hundred twelve million, thirty-one thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 343734371 687468742 1031203113 1718671855 2062406226 3437343710 5156015565 10312031130