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130875024 = 24371273067
BaseRepresentation
bin1111100110011…
…11111010010000
3100010021010210010
413303033322100
5232001000044
620553034520
73146263560
oct763177220
9303233703
10130875024
116796a385
12379b5a40
1321163b57
141354ada0
15b752bb9
hex7ccfe90

130875024 has 80 divisors (see below), whose sum is σ = 389562368. Its totient is φ = 37086336.

The previous prime is 130875023. The next prime is 130875029. The reversal of 130875024 is 420578031.

It is a junction number, because it is equal to n+sod(n) for n = 130874982 and 130875000.

It is not an unprimeable number, because it can be changed into a prime (130875023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41139 + ... + 44205.

Almost surely, 2130875024 is an apocalyptic number.

130875024 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 130875024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (194781184).

130875024 is an abundant number, since it is smaller than the sum of its proper divisors (258687344).

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

130875024 is a wasteful number, since it uses less digits than its factorization.

130875024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3212 (or 3206 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 130875024 is about 11440.0622375929. The cubic root of 130875024 is about 507.7137494935.

The spelling of 130875024 in words is "one hundred thirty million, eight hundred seventy-five thousand, twenty-four".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 42 48 56 84 112 127 168 254 336 381 508 762 889 1016 1524 1778 2032 2667 3048 3067 3556 5334 6096 6134 7112 9201 10668 12268 14224 18402 21336 21469 24536 36804 42672 42938 49072 64407 73608 85876 128814 147216 171752 257628 343504 389509 515256 779018 1030512 1168527 1558036 2337054 2726563 3116072 4674108 5453126 6232144 8179689 9348216 10906252 16359378 18696432 21812504 32718756 43625008 65437512 130875024