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131202014232 = 23313739903289
BaseRepresentation
bin111101000110000111…
…1111101110000011000
3110112122200201220011110
41322030033331300120
54122200203423412
6140135014300320
712323210502012
oct1721417756030
9415580656143
10131202014232
1150708131223
12215173576a0
13c4abc22a63
1464c8da11b2
15362d64ad3c
hex1e8c3fdc18

131202014232 has 32 divisors (see below), whose sum is σ = 330399241200. Its totient is φ = 43414777344.

The previous prime is 131202014117. The next prime is 131202014233. The reversal of 131202014232 is 232410202131.

It is a junction number, because it is equal to n+sod(n) for n = 131202014199 and 131202014208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131202014233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19948357 + ... + 19954932.

Almost surely, 2131202014232 is an apocalyptic number.

131202014232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

131202014232 is an abundant number, since it is smaller than the sum of its proper divisors (199197226968).

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

131202014232 is a wasteful number, since it uses less digits than its factorization.

131202014232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39903435 (or 39903431 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 131202014232 its reverse (232410202131), we get a palindrome (363612216363).

The spelling of 131202014232 in words is "one hundred thirty-one billion, two hundred two million, fourteen thousand, two hundred thirty-two".

Divisors: 1 2 3 4 6 8 12 24 137 274 411 548 822 1096 1644 3288 39903289 79806578 119709867 159613156 239419734 319226312 478839468 957678936 5466750593 10933501186 16400251779 21867002372 32800503558 43734004744 65601007116 131202014232