Base | Representation |
---|---|
bin | 11101001110110… |
… | …011110101111000 |
3 | 1021011210222222212 |
4 | 131032303311320 |
5 | 2001021442444 |
6 | 120355234252 |
7 | 15103341440 |
oct | 3516636570 |
9 | 1234728885 |
10 | 490421624 |
11 | 231915030 |
12 | 1182a8988 |
13 | 7a7b0414 |
14 | 491c1120 |
15 | 2d0c519e |
hex | 1d3b3d78 |
490421624 has 32 divisors (see below), whose sum is σ = 1146441600. Its totient is φ = 191073120.
The previous prime is 490421587. The next prime is 490421653. The reversal of 490421624 is 426124094.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 397454 + ... + 398685.
It is an arithmetic number, because the mean of its divisors is an integer number (35826300).
Almost surely, 2490421624 is an apocalyptic number.
490421624 is a gapful number since it is divisible by the number (44) formed by its first and last digit.
It is an amenable number.
490421624 is an abundant number, since it is smaller than the sum of its proper divisors (656019976).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
490421624 is a wasteful number, since it uses less digits than its factorization.
490421624 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 796163 (or 796159 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 32.
The square root of 490421624 is about 22145.4650888167. The cubic root of 490421624 is about 788.5995720269.
The spelling of 490421624 in words is "four hundred ninety million, four hundred twenty-one thousand, six hundred twenty-four".
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