Base | Representation |
---|---|
bin | 11101100000010… |
… | …000111111010100 |
3 | 1021111102110212021 |
4 | 131200100333110 |
5 | 2003204404320 |
6 | 121041302524 |
7 | 15160260166 |
oct | 3540207724 |
9 | 1244373767 |
10 | 494997460 |
11 | 23445aa11 |
12 | 119934a44 |
13 | 7b723109 |
14 | 49a52936 |
15 | 2d6cadaa |
hex | 1d810fd4 |
494997460 has 24 divisors (see below), whose sum is σ = 1073028096. Its totient is φ = 191611680.
The previous prime is 494997439. The next prime is 494997463. The reversal of 494997460 is 64799494.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 494997398 and 494997407.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (494997463) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 398572 + ... + 399811.
It is an arithmetic number, because the mean of its divisors is an integer number (44709504).
Almost surely, 2494997460 is an apocalyptic number.
It is an amenable number.
494997460 is an abundant number, since it is smaller than the sum of its proper divisors (578030636).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
494997460 is a wasteful number, since it uses less digits than its factorization.
494997460 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 798423 (or 798421 counting only the distinct ones).
The product of its (nonzero) digits is 1959552, while the sum is 52.
The square root of 494997460 is about 22248.5383789587. The cubic root of 494997460 is about 791.0446363093.
The spelling of 494997460 in words is "four hundred ninety-four million, nine hundred ninety-seven thousand, four hundred sixty".
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