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490008160 = 2553062551
BaseRepresentation
bin11101001101001…
…110111001100000
31021011000222211101
4131031032321200
52000420230120
6120342324144
715100000135
oct3515167140
91234028741
10490008160
11231662424
12118129654
137a697175
144911458c
152d04290a
hex1d34ee60

490008160 has 24 divisors (see below), whose sum is σ = 1157644656. Its totient is φ = 196003200.

The previous prime is 490008151. The next prime is 490008191. The reversal of 490008160 is 61800094.

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, 1531116 + ... + 1531435.

It is an arithmetic number, because the mean of its divisors is an integer number (48235194).

Almost surely, 2490008160 is an apocalyptic number.

490008160 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

490008160 is an abundant number, since it is smaller than the sum of its proper divisors (667636496).

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

490008160 is a wasteful number, since it uses less digits than its factorization.

490008160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3062566 (or 3062558 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 490008160 is about 22136.1279360235. The cubic root of 490008160 is about 788.3778925637.

The spelling of 490008160 in words is "four hundred ninety million, eight thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 3062551 6125102 12250204 15312755 24500408 30625510 49000816 61251020 98001632 122502040 245004080 490008160