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10310013231 = 372571910323
BaseRepresentation
bin10011001101000011…
…00101000100101111
3222121112002221022220
421212201211010233
5132103330410411
64423015210423
7513330444420
oct114641450457
928545087286
1010310013231
1144108085a1
121bb8976a13
13c83cb2b5b
146db3c1647
154051e8b06
hex26686512f

10310013231 has 16 divisors (see below), whose sum is σ = 15771634944. Its totient is φ = 5868509184.

The previous prime is 10310013229. The next prime is 10310013247. The reversal of 10310013231 is 13231001301.

It is not a de Polignac number, because 10310013231 - 21 = 10310013229 is a prime.

It is a super-2 number, since 2×103100132312 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10310013231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10310013251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 949765 + ... + 960558.

It is an arithmetic number, because the mean of its divisors is an integer number (985727184).

Almost surely, 210310013231 is an apocalyptic number.

10310013231 is a deficient number, since it is larger than the sum of its proper divisors (5461621713).

10310013231 is a wasteful number, since it uses less digits than its factorization.

10310013231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1910590.

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

Adding to 10310013231 its reverse (13231001301), we get a palindrome (23541014532).

The spelling of 10310013231 in words is "ten billion, three hundred ten million, thirteen thousand, two hundred thirty-one".

Divisors: 1 3 7 21 257 771 1799 5397 1910323 5730969 13372261 40116783 490953011 1472859033 3436671077 10310013231