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130009831351 = 819311586821
BaseRepresentation
bin111100100010100110…
…0001001011110110111
3110102120121102201200221
41321011030021132313
54112230004100401
6135420425515211
712251523222121
oct1710514113667
9412517381627
10130009831351
1150156184614
1221244042b07
13c34bc376ba
146414908211
1535adb567a1
hex1e453097b7

130009831351 has 4 divisors (see below), whose sum is σ = 130011500104. Its totient is φ = 130008162600.

The previous prime is 130009831333. The next prime is 130009831381. The reversal of 130009831351 is 153138900031.

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 130009831351 - 27 = 130009831223 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 (130009831331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 711480 + ... + 875341.

It is an arithmetic number, because the mean of its divisors is an integer number (32502875026).

Almost surely, 2130009831351 is an apocalyptic number.

130009831351 is a deficient number, since it is larger than the sum of its proper divisors (1668753).

130009831351 is an equidigital number, since it uses as much as digits as its factorization.

130009831351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1668752.

The product of its (nonzero) digits is 9720, while the sum is 34.

The spelling of 130009831351 in words is "one hundred thirty billion, nine million, eight hundred thirty-one thousand, three hundred fifty-one".

Divisors: 1 81931 1586821 130009831351