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130624045 = 5471134919
BaseRepresentation
bin1111100100100…
…10101000101101
3100002210101111121
413302102220231
5231414432140
620543420541
73144200056
oct762225055
9302711447
10130624045
1167808862
12378b4751
13210a6846
14134c372d
15b70364a
hex7c92a2d

130624045 has 16 divisors (see below), whose sum is σ = 161533440. Its totient is φ = 101350144.

The previous prime is 130624037. The next prime is 130624057. The reversal of 130624045 is 540426031.

It is a cyclic number.

It is not a de Polignac number, because 130624045 - 23 = 130624037 is a prime.

It is a super-2 number, since 2×1306240452 = 34125282264324050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24096 + ... + 29014.

It is an arithmetic number, because the mean of its divisors is an integer number (10095840).

Almost surely, 2130624045 is an apocalyptic number.

It is an amenable number.

130624045 is a deficient number, since it is larger than the sum of its proper divisors (30909395).

130624045 is a wasteful number, since it uses less digits than its factorization.

130624045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5084.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 130624045 is about 11429.0876713760. The cubic root of 130624045 is about 507.3889943015.

The spelling of 130624045 in words is "one hundred thirty million, six hundred twenty-four thousand, forty-five".

Divisors: 1 5 47 113 235 565 4919 5311 24595 26555 231193 555847 1155965 2779235 26124809 130624045