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130295502 = 232193311151
BaseRepresentation
bin1111100010000…
…10011011001110
3100002011200211100
413301002123032
5231323424002
620532403530
73141331161
oct761023316
9302150740
10130295502
1167603a37
12377765a6
1320cc013c
1413439ad8
15b68b11c
hex7c426ce

130295502 has 48 divisors (see below), whose sum is σ = 298321920. Its totient is φ = 40986000.

The previous prime is 130295491. The next prime is 130295507. The reversal of 130295502 is 205592031.

130295502 is a `hidden beast` number, since 130 + 29 + 5 + 502 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130295507) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 112627 + ... + 113777.

It is an arithmetic number, because the mean of its divisors is an integer number (6215040).

Almost surely, 2130295502 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 130295502, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149160960).

130295502 is an abundant number, since it is smaller than the sum of its proper divisors (168026418).

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

130295502 is a wasteful number, since it uses less digits than its factorization.

130295502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1509 (or 1506 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 130295502 is about 11414.7055152553. The cubic root of 130295502 is about 506.9632455879.

The spelling of 130295502 in words is "one hundred thirty million, two hundred ninety-five thousand, five hundred two".

Divisors: 1 2 3 6 9 18 19 38 57 114 171 331 342 662 993 1151 1986 2302 2979 3453 5958 6289 6906 10359 12578 18867 20718 21869 37734 43738 56601 65607 113202 131214 196821 380981 393642 761962 1142943 2285886 3428829 6857658 7238639 14477278 21715917 43431834 65147751 130295502