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131084652 = 22344924329
BaseRepresentation
bin1111101000000…
…11000101101100
3100010122210100010
413310003011230
5232024202102
621001333220
73151125666
oct764030554
9303583303
10131084652
1167aa2926
1237a97210
13212083aa
14135a3536
15b794d6c
hex7d0316c

131084652 has 24 divisors (see below), whose sum is σ = 306558000. Its totient is φ = 43595776.

The previous prime is 131084651. The next prime is 131084663. The reversal of 131084652 is 256480131.

It is a super-2 number, since 2×1310846522 = 34366371979922208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (131084651) 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, 6777 + ... + 17552.

It is an arithmetic number, because the mean of its divisors is an integer number (12773250).

Almost surely, 2131084652 is an apocalyptic number.

131084652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

131084652 is an abundant number, since it is smaller than the sum of its proper divisors (175473348).

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

131084652 is a wasteful number, since it uses less digits than its factorization.

131084652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24785 (or 24783 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 131084652 is about 11449.2205848259. The cubic root of 131084652 is about 507.9846803407.

The spelling of 131084652 in words is "one hundred thirty-one million, eighty-four thousand, six hundred fifty-two".

Divisors: 1 2 3 4 6 12 449 898 1347 1796 2694 5388 24329 48658 72987 97316 145974 291948 10923721 21847442 32771163 43694884 65542326 131084652