Base | Representation |
---|---|
bin | 11101010000100… |
… | …010010101001001 |
3 | 1021012122222210101 |
4 | 131100202111021 |
5 | 2001130433220 |
6 | 120413045401 |
7 | 15110235034 |
oct | 3520422511 |
9 | 1235588711 |
10 | 490874185 |
11 | 2320a404a |
12 | 118486861 |
13 | 7a90b3c9 |
14 | 4929c01b |
15 | 2d16430a |
hex | 1d422549 |
490874185 has 8 divisors (see below), whose sum is σ = 589196160. Its totient is φ = 392601264.
The previous prime is 490874143. The next prime is 490874203. The reversal of 490874185 is 581478094.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 490874185 - 29 = 490873673 is a prime.
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, 15454 + ... + 34936.
It is an arithmetic number, because the mean of its divisors is an integer number (73649520).
Almost surely, 2490874185 is an apocalyptic number.
It is an amenable number.
490874185 is a deficient number, since it is larger than the sum of its proper divisors (98321975).
490874185 is a wasteful number, since it uses less digits than its factorization.
490874185 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24527.
The product of its (nonzero) digits is 322560, while the sum is 46.
The square root of 490874185 is about 22155.6806485380. The cubic root of 490874185 is about 788.8420706380.
The spelling of 490874185 in words is "four hundred ninety million, eight hundred seventy-four thousand, one hundred eighty-five".
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