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130874276 = 22132193601
BaseRepresentation
bin1111100110011…
…11101110100100
3100010021002202102
413303033232210
5232000434101
620553031232
73146261441
oct763175644
9303232672
10130874276
1167969865
12379b5518
1321163700
141354a9c8
15b75286b
hex7ccfba4

130874276 has 18 divisors (see below), whose sum is σ = 248004162. Its totient is φ = 60403200.

The previous prime is 130874257. The next prime is 130874297. The reversal of 130874276 is 672478031.

It can be written as a sum of positive squares in 3 ways, for example, as 19149376 + 111724900 = 4376^2 + 10570^2 .

It is a super-2 number, since 2×1308742762 = 34256152237048352, which contains 22 as substring.

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 5 ways as a sum of consecutive naturals, for example, 96125 + ... + 97476.

It is an arithmetic number, because the mean of its divisors is an integer number (13778009).

Almost surely, 2130874276 is an apocalyptic number.

It is an amenable number.

130874276 is a deficient number, since it is larger than the sum of its proper divisors (117129886).

130874276 is a wasteful number, since it uses less digits than its factorization.

130874276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193631 (or 193616 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 38.

The square root of 130874276 is about 11440.0295454164. The cubic root of 130874276 is about 507.7127822333.

The spelling of 130874276 in words is "one hundred thirty million, eight hundred seventy-four thousand, two hundred seventy-six".

Divisors: 1 2 4 13 26 52 169 338 676 193601 387202 774404 2516813 5033626 10067252 32718569 65437138 130874276