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130751383 = 718678769
BaseRepresentation
bin1111100101100…
…01101110010111
3100010000212011211
413302301232113
5231433021013
620550242251
73145240240
oct762615627
9303025154
10130751383
11678954a4
1237956387
132111c7a9
1413517cc7
15b72b23d
hex7cb1b97

130751383 has 4 divisors (see below), whose sum is σ = 149430160. Its totient is φ = 112072608.

The previous prime is 130751381. The next prime is 130751431. The reversal of 130751383 is 383157031.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 130751383 - 21 = 130751381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130751381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9339378 + ... + 9339391.

It is an arithmetic number, because the mean of its divisors is an integer number (37357540).

Almost surely, 2130751383 is an apocalyptic number.

130751383 is a deficient number, since it is larger than the sum of its proper divisors (18678777).

130751383 is an equidigital number, since it uses as much as digits as its factorization.

130751383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18678776.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 130751383 is about 11434.6571002370. The cubic root of 130751383 is about 507.5538157076.

The spelling of 130751383 in words is "one hundred thirty million, seven hundred fifty-one thousand, three hundred eighty-three".

Divisors: 1 7 18678769 130751383