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130417352 = 23131254013
BaseRepresentation
bin1111100011000…
…00001011001000
3100002101212222022
413301200023020
5231341323402
620535144012
73142346342
oct761401310
9302355868
10130417352
116768753a
1237815008
1321033740
141346c292
15b6b22a2
hex7c602c8

130417352 has 16 divisors (see below), whose sum is σ = 263342940. Its totient is φ = 60192576.

The previous prime is 130417303. The next prime is 130417363. The reversal of 130417352 is 253714031.

It can be written as a sum of positive squares in 2 ways, for example, as 121572676 + 8844676 = 11026^2 + 2974^2 .

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 626903 + ... + 627110.

Almost surely, 2130417352 is an apocalyptic number.

It is an amenable number.

130417352 is an abundant number, since it is smaller than the sum of its proper divisors (132925588).

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

130417352 is a wasteful number, since it uses less digits than its factorization.

130417352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1254032 (or 1254028 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 130417352 is about 11420.0416811849. The cubic root of 130417352 is about 507.1212306399.

The spelling of 130417352 in words is "one hundred thirty million, four hundred seventeen thousand, three hundred fifty-two".

Divisors: 1 2 4 8 13 26 52 104 1254013 2508026 5016052 10032104 16302169 32604338 65208676 130417352