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130352852 = 22761167457
BaseRepresentation
bin1111100010100…
…00011011010100
3100002021121111102
413301100123110
5231332242402
620533525232
73141660320
oct761203324
9302247442
10130352852
1167643033
12377a3818
1321010286
1413452980
15b69d102
hex7c506d4

130352852 has 48 divisors (see below), whose sum is σ = 267149568. Its totient is φ = 54501120.

The previous prime is 130352843. The next prime is 130352867. The reversal of 130352852 is 258253031.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 285008 + ... + 285464.

It is an arithmetic number, because the mean of its divisors is an integer number (5565616).

Almost surely, 2130352852 is an apocalyptic number.

It is an amenable number.

130352852 is an abundant number, since it is smaller than the sum of its proper divisors (136796716).

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

130352852 is a wasteful number, since it uses less digits than its factorization.

130352852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 696 (or 694 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 130352852 is about 11417.2173492493. The cubic root of 130352852 is about 507.0376151990.

The spelling of 130352852 in words is "one hundred thirty million, three hundred fifty-two thousand, eight hundred fifty-two".

Divisors: 1 2 4 7 14 28 61 122 167 244 334 427 457 668 854 914 1169 1708 1828 2338 3199 4676 6398 10187 12796 20374 27877 40748 55754 71309 76319 111508 142618 152638 195139 285236 305276 390278 534233 780556 1068466 2136932 4655459 9310918 18621836 32588213 65176426 130352852