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130653078 = 2385725409
BaseRepresentation
bin1111100100110…
…01101110010110
3100002211212022220
413302121232112
5231421344303
620544203210
73144350523
oct762315626
9302755286
10130653078
1167828656
1237909506
13210b6b1a
14134d014a
15b70c053
hex7c99b96

130653078 has 16 divisors (see below), whose sum is σ = 261621360. Its totient is φ = 43498496.

The previous prime is 130653077. The next prime is 130653079. The reversal of 130653078 is 870356031.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (130653077) and next prime (130653079).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130653071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7563 + ... + 17846.

It is an arithmetic number, because the mean of its divisors is an integer number (16351335).

Almost surely, 2130653078 is an apocalyptic number.

130653078 is an abundant number, since it is smaller than the sum of its proper divisors (130968282).

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

130653078 is a wasteful number, since it uses less digits than its factorization.

130653078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26271.

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 130653078 is about 11430.3577371839. The cubic root of 130653078 is about 507.4265829232.

The spelling of 130653078 in words is "one hundred thirty million, six hundred fifty-three thousand, seventy-eight".

Divisors: 1 2 3 6 857 1714 2571 5142 25409 50818 76227 152454 21775513 43551026 65326539 130653078