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130751934 = 2321791989
BaseRepresentation
bin1111100101100…
…01110110111110
3100010000212221020
413302301312332
5231433030214
620550245010
73145241655
oct762616676
9303025836
10130751934
1167895955
1237956766
132111cb11
141351819c
15b72b4a9
hex7cb1dbe

130751934 has 8 divisors (see below), whose sum is σ = 261503880. Its totient is φ = 43583976.

The previous prime is 130751927. The next prime is 130751953. The reversal of 130751934 is 439157031.

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

130751934 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 130751895 and 130751904.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10895989 + ... + 10896000.

It is an arithmetic number, because the mean of its divisors is an integer number (32687985).

Almost surely, 2130751934 is an apocalyptic number.

130751934 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

130751934 is a wasteful number, since it uses less digits than its factorization.

130751934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21791994.

The product of its (nonzero) digits is 11340, while the sum is 33.

The square root of 130751934 is about 11434.6811936319. The cubic root of 130751934 is about 507.5545286682.

The spelling of 130751934 in words is "one hundred thirty million, seven hundred fifty-one thousand, nine hundred thirty-four".

Divisors: 1 2 3 6 21791989 43583978 65375967 130751934