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13031000202 = 2311197439397
BaseRepresentation
bin11000010001011010…
…10100100010001010
31020122011010101202010
430020231110202022
5203141414001302
65553015320350
7640630450143
oct141055244212
936564111663
1013031000202
115587729360
1226380800b6
1312c893700c
148b8918aca
1551402716c
hex308b5488a

13031000202 has 16 divisors (see below), whose sum is σ = 28431273312. Its totient is φ = 3948787920.

The previous prime is 13031000201. The next prime is 13031000207. The reversal of 13031000202 is 20200013031.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (13031000201) 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, 98719633 + ... + 98719764.

It is an arithmetic number, because the mean of its divisors is an integer number (1776954582).

Almost surely, 213031000202 is an apocalyptic number.

13031000202 is an abundant number, since it is smaller than the sum of its proper divisors (15400273110).

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

13031000202 is a wasteful number, since it uses less digits than its factorization.

13031000202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197439413.

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 13031000202 its reverse (20200013031), we get a palindrome (33231013233).

The spelling of 13031000202 in words is "thirteen billion, thirty-one million, two hundred two", and thus it is an aban number.

Divisors: 1 2 3 6 11 22 33 66 197439397 394878794 592318191 1184636382 2171833367 4343666734 6515500101 13031000202