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130380854 = 21731123701
BaseRepresentation
bin1111100010101…
…11010000110110
3100002100000220112
413301113100312
5231334141404
620534303022
73142135052
oct761272066
9302300815
10130380854
116766207a
12377b7a72
132101cc46
141345cc62
15b6a656e
hex7c57436

130380854 has 16 divisors (see below), whose sum is σ = 213757056. Its totient is φ = 59376000.

The previous prime is 130380829. The next prime is 130380881. The reversal of 130380854 is 458083031.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 130380854.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60797 + ... + 62904.

It is an arithmetic number, because the mean of its divisors is an integer number (13359816).

Almost surely, 2130380854 is an apocalyptic number.

130380854 is a deficient number, since it is larger than the sum of its proper divisors (83376202).

130380854 is a wasteful number, since it uses less digits than its factorization.

130380854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123751.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 130380854 is about 11418.4435892113. The cubic root of 130380854 is about 507.0739193549.

The spelling of 130380854 in words is "one hundred thirty million, three hundred eighty thousand, eight hundred fifty-four".

Divisors: 1 2 17 31 34 62 527 1054 123701 247402 2102917 3834731 4205834 7669462 65190427 130380854