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490255160 = 23512256379
BaseRepresentation
bin11101001110001…
…011001100111000
31021011111112122112
4131032023030320
52001001131120
6120351511452
715102046223
oct3516131470
91234445575
10490255160
11231810a5a
12118228588
137a752715
144917a5ba
152d090bc5
hex1d38b338

490255160 has 16 divisors (see below), whose sum is σ = 1103074200. Its totient is φ = 196102048.

The previous prime is 490255123. The next prime is 490255193. The reversal of 490255160 is 61552094.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6128150 + ... + 6128229.

Almost surely, 2490255160 is an apocalyptic number.

490255160 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

490255160 is an abundant number, since it is smaller than the sum of its proper divisors (612819040).

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

490255160 is a wasteful number, since it uses less digits than its factorization.

490255160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12256390 (or 12256386 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 490255160 is about 22141.7063479760. The cubic root of 490255160 is about 788.5103370447.

The spelling of 490255160 in words is "four hundred ninety million, two hundred fifty-five thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 12256379 24512758 49025516 61281895 98051032 122563790 245127580 490255160