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130894192 = 241113193011
BaseRepresentation
bin1111100110101…
…00100101110000
3100010022010002001
413303110211300
5232002103232
620553303344
73146403502
oct763244560
9303263061
10130894192
1167982820
1237a04b54
132116c7b0
1413553d72
15b7586e7
hex7cd4970

130894192 has 80 divisors (see below), whose sum is σ = 313729920. Its totient is φ = 52012800.

The previous prime is 130894189. The next prime is 130894207. The reversal of 130894192 is 291498031.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41967 + ... + 44977.

It is an arithmetic number, because the mean of its divisors is an integer number (3921624).

Almost surely, 2130894192 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 130894192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156864960).

130894192 is an abundant number, since it is smaller than the sum of its proper divisors (182835728).

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

130894192 is a wasteful number, since it uses less digits than its factorization.

130894192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3062 (or 3056 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 130894192 is about 11440.8999646007. The cubic root of 130894192 is about 507.7385349257.

The spelling of 130894192 in words is "one hundred thirty million, eight hundred ninety-four thousand, one hundred ninety-two".

Divisors: 1 2 4 8 11 13 16 19 22 26 38 44 52 76 88 104 143 152 176 208 209 247 286 304 418 494 572 836 988 1144 1672 1976 2288 2717 3011 3344 3952 5434 6022 10868 12044 21736 24088 33121 39143 43472 48176 57209 66242 78286 114418 132484 156572 228836 264968 313144 430573 457672 529936 626288 629299 743717 861146 915344 1258598 1487434 1722292 2517196 2974868 3444584 5034392 5949736 6889168 8180887 10068784 11899472 16361774 32723548 65447096 130894192