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2490428160 = 28335116551
BaseRepresentation
bin1001010001110000…
…1110101100000000
320102120011212012000
42110130032230000
520100022200120
61051042304000
7115500201333
oct22434165400
96376155160
102490428160
1110688665a0
12596058000
13308c5a73c
14198a7c61a
15e8989990
hex9470eb00

2490428160 has 288 divisors, whose sum is σ = 9642447360. Its totient is φ = 603648000.

The previous prime is 2490428113. The next prime is 2490428177. The reversal of 2490428160 is 618240942.

2490428160 is a `hidden beast` number, since 2 + 490 + 4 + 2 + 8 + 160 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 376885 + ... + 383435.

It is an arithmetic number, because the mean of its divisors is an integer number (33480720).

Almost surely, 22490428160 is an apocalyptic number.

2490428160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2490428160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4821223680).

2490428160 is an abundant number, since it is smaller than the sum of its proper divisors (7152019200).

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

2490428160 is a wasteful number, since it uses less digits than its factorization.

2490428160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6592 (or 6572 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 2490428160 is about 49904.1898040635. The cubic root of 2490428160 is about 1355.4744615507.

The spelling of 2490428160 in words is "two billion, four hundred ninety million, four hundred twenty-eight thousand, one hundred sixty".