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130019486 = 2149436307
BaseRepresentation
bin1111011111111…
…11000010011110
3100001122200012112
413233333002132
5231241110421
620522434022
73136101362
oct757770236
9301580175
10130019486
1167435623
1237662912
1320c2460c
14133a72a2
15b63445b
hex7bff09e

130019486 has 8 divisors (see below), whose sum is σ = 196338600. Its totient is φ = 64573288.

The previous prime is 130019447. The next prime is 130019501. The reversal of 130019486 is 684910031.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217856 + ... + 218451.

It is an arithmetic number, because the mean of its divisors is an integer number (24542325).

Almost surely, 2130019486 is an apocalyptic number.

130019486 is a deficient number, since it is larger than the sum of its proper divisors (66319114).

130019486 is a wasteful number, since it uses less digits than its factorization.

130019486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436458.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 130019486 is about 11402.6087366006. The cubic root of 130019486 is about 506.6050114457.

The spelling of 130019486 in words is "one hundred thirty million, nineteen thousand, four hundred eighty-six".

Divisors: 1 2 149 298 436307 872614 65009743 130019486