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490047627 = 31734727691
BaseRepresentation
bin11101001101011…
…000100010001011
31021011002222222010
4131031120202023
52000423011002
6120343231003
715100223166
oct3515304213
91234088863
10490047627
1123168a043
12118148463
137a6ac114
1449124add
152d04e46c
hex1d35888b

490047627 has 16 divisors (see below), whose sum is σ = 693850752. Its totient is φ = 306583680.

The previous prime is 490047619. The next prime is 490047671. The reversal of 490047627 is 726740094.

It is not a de Polignac number, because 490047627 - 23 = 490047619 is a prime.

It is a super-2 number, since 2×4900476272 = 480293353456662258, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (490047227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3852 + ... + 31542.

It is an arithmetic number, because the mean of its divisors is an integer number (43365672).

Almost surely, 2490047627 is an apocalyptic number.

490047627 is a deficient number, since it is larger than the sum of its proper divisors (203803125).

490047627 is a wasteful number, since it uses less digits than its factorization.

490047627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28058.

The product of its (nonzero) digits is 84672, while the sum is 39.

The square root of 490047627 is about 22137.0193793112. The cubic root of 490047627 is about 788.3990582486.

The spelling of 490047627 in words is "four hundred ninety million, forty-seven thousand, six hundred twenty-seven".

Divisors: 1 3 17 51 347 1041 5899 17697 27691 83073 470747 1412241 9608777 28826331 163349209 490047627