Base | Representation |
---|---|
bin | 11101100000001… |
… | …011111100001100 |
3 | 1021111101102111100 |
4 | 131200023330030 |
5 | 2003203224110 |
6 | 121041023100 |
7 | 15160142664 |
oct | 3540137414 |
9 | 1244342440 |
10 | 494976780 |
11 | 234446421 |
12 | 119924a90 |
13 | 7b71688c |
14 | 49a491a4 |
15 | 2d6c4bc0 |
hex | 1d80bf0c |
494976780 has 72 divisors (see below), whose sum is σ = 1503330192. Its totient is φ = 131826816.
The previous prime is 494976761. The next prime is 494976803. The reversal of 494976780 is 87679494.
It is a happy number.
494976780 is a `hidden beast` number, since 494 + 9 + 76 + 7 + 80 = 666.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 217207 + ... + 219473.
It is an arithmetic number, because the mean of its divisors is an integer number (20879586).
Almost surely, 2494976780 is an apocalyptic number.
It is an amenable number.
494976780 is an abundant number, since it is smaller than the sum of its proper divisors (1008353412).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
494976780 is a wasteful number, since it uses less digits than its factorization.
494976780 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3495 (or 3490 counting only the distinct ones).
The product of its (nonzero) digits is 3048192, while the sum is 54.
The square root of 494976780 is about 22248.0736244736. The cubic root of 494976780 is about 791.0336200704.
The spelling of 494976780 in words is "four hundred ninety-four million, nine hundred seventy-six thousand, seven hundred eighty".
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