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130285102 = 265142551
BaseRepresentation
bin1111100001111…
…11111000101110
3100002011011120011
413300333320232
5231323110402
620532243434
73141255643
oct760777056
9302134504
10130285102
11675a7142
123777057a
1320cb849c
1413435dca
15b687ed7
hex7c3fe2e

130285102 has 4 divisors (see below), whose sum is σ = 195427656. Its totient is φ = 65142550.

The previous prime is 130285091. The next prime is 130285121. The reversal of 130285102 is 201582031.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32571274 + ... + 32571277.

It is an arithmetic number, because the mean of its divisors is an integer number (48856914).

Almost surely, 2130285102 is an apocalyptic number.

130285102 is a deficient number, since it is larger than the sum of its proper divisors (65142554).

130285102 is an equidigital number, since it uses as much as digits as its factorization.

130285102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65142553.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 130285102 is about 11414.2499534573. The cubic root of 130285102 is about 506.9497568694.

The spelling of 130285102 in words is "one hundred thirty million, two hundred eighty-five thousand, one hundred two".

Divisors: 1 2 65142551 130285102