Base | Representation |
---|---|
bin | 11101001111110… |
… | …101111101111111 |
3 | 1021012022202112112 |
4 | 131033311331333 |
5 | 2001104124404 |
6 | 120405124235 |
7 | 15105550214 |
oct | 3517657577 |
9 | 1235282475 |
10 | 490692479 |
11 | 231a8a582 |
12 | 1183b967b |
13 | 7a8767a4 |
14 | 49251b0b |
15 | 2d12a56e |
hex | 1d3f5f7f |
490692479 has 8 divisors (see below), whose sum is σ = 510337872. Its totient is φ = 471421440.
The previous prime is 490692467. The next prime is 490692491. The reversal of 490692479 is 974296094.
It is an interprime number because it is at equal distance from previous prime (490692467) and next prime (490692491).
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 490692479 - 216 = 490626943 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (490392479) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90914 + ... + 96159.
It is an arithmetic number, because the mean of its divisors is an integer number (63792234).
Almost surely, 2490692479 is an apocalyptic number.
490692479 is a deficient number, since it is larger than the sum of its proper divisors (19645393).
490692479 is a wasteful number, since it uses less digits than its factorization.
490692479 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 187177.
The product of its (nonzero) digits is 979776, while the sum is 50.
The square root of 490692479 is about 22151.5796050756. The cubic root of 490692479 is about 788.7447238829.
The spelling of 490692479 in words is "four hundred ninety million, six hundred ninety-two thousand, four hundred seventy-nine".
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