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130402552120 = 23517191768459
BaseRepresentation
bin111100101110010011…
…0010000100100111000
3110110120222102000022121
41321130212100210320
54114031023131440
6135523415131024
712264332255461
oct1713446204470
9413528360277
10130402552120
1150337928535
1221333673a74
13c3b23ca959
146450b35d68
1535d337d34a
hex1e5c990938

130402552120 has 32 divisors (see below), whose sum is σ = 310664905200. Its totient is φ = 49092725248.

The previous prime is 130402552097. The next prime is 130402552127. The reversal of 130402552120 is 21255204031.

130402552120 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130402552127) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 95883550 + ... + 95884909.

Almost surely, 2130402552120 is an apocalyptic number.

130402552120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130402552120 is an abundant number, since it is smaller than the sum of its proper divisors (180262353080).

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

130402552120 is a wasteful number, since it uses less digits than its factorization.

130402552120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191768487 (or 191768483 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 130402552120 its reverse (21255204031), we get a palindrome (151657756151).

The spelling of 130402552120 in words is "one hundred thirty billion, four hundred two million, five hundred fifty-two thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 17 20 34 40 68 85 136 170 340 680 191768459 383536918 767073836 958842295 1534147672 1917684590 3260063803 3835369180 6520127606 7670738360 13040255212 16300319015 26080510424 32600638030 65201276060 130402552120