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130385673 = 3311439009
BaseRepresentation
bin1111100010110…
…00011100001001
3100002100021112000
413301120130021
5231334320143
620534341213
73142155105
oct761303411
9302307460
10130385673
1167665760
12377ba809
13210221b2
1413460905
15b6a7bd3
hex7c58709

130385673 has 16 divisors (see below), whose sum is σ = 210724800. Its totient is φ = 79021440.

The previous prime is 130385641. The next prime is 130385681. The reversal of 130385673 is 376583031.

It is not a de Polignac number, because 130385673 - 25 = 130385641 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (130385603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 219208 + ... + 219801.

It is an arithmetic number, because the mean of its divisors is an integer number (13170300).

Almost surely, 2130385673 is an apocalyptic number.

It is an amenable number.

130385673 is a deficient number, since it is larger than the sum of its proper divisors (80339127).

130385673 is a wasteful number, since it uses less digits than its factorization.

130385673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439029 (or 439023 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 130385673 is about 11418.6546055129. The cubic root of 130385673 is about 507.0801665889.

The spelling of 130385673 in words is "one hundred thirty million, three hundred eighty-five thousand, six hundred seventy-three".

Divisors: 1 3 9 11 27 33 99 297 439009 1317027 3951081 4829099 11853243 14487297 43461891 130385673