Base | Representation |
---|---|
bin | 11101001110111… |
… | …100101000000001 |
3 | 1021011212211100100 |
4 | 131032330220001 |
5 | 2001024120401 |
6 | 120400113013 |
7 | 15103551354 |
oct | 3516745001 |
9 | 1234784310 |
10 | 490457601 |
11 | 23193a067 |
12 | 118305769 |
13 | 7a7c38ca |
14 | 491d029b |
15 | 2d0d0b86 |
hex | 1d3bca01 |
490457601 has 12 divisors (see below), whose sum is σ = 721806228. Its totient is φ = 320802144.
The previous prime is 490457593. The next prime is 490457609. The reversal of 490457601 is 106754094.
490457601 is a `hidden beast` number, since 4 + 9 + 0 + 45 + 7 + 601 = 666.
It is an interprime number because it is at equal distance from previous prime (490457593) and next prime (490457609).
It can be written as a sum of positive squares in 2 ways, for example, as 217415025 + 273042576 = 14745^2 + 16524^2 .
It is not a de Polignac number, because 490457601 - 23 = 490457593 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (490457609) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 513630 + ... + 514583.
It is an arithmetic number, because the mean of its divisors is an integer number (60150519).
Almost surely, 2490457601 is an apocalyptic number.
It is an amenable number.
490457601 is a deficient number, since it is larger than the sum of its proper divisors (231348627).
490457601 is a wasteful number, since it uses less digits than its factorization.
490457601 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1028272 (or 1028269 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 36.
The square root of 490457601 is about 22146.2773621212. The cubic root of 490457601 is about 788.6188552666.
The spelling of 490457601 in words is "four hundred ninety million, four hundred fifty-seven thousand, six hundred one".
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