Base | Representation |
---|---|
bin | 1010111001000… |
… | …0011101000110 |
3 | 10011221210210200 |
4 | 2232100131012 |
5 | 43143233304 |
6 | 4311031330 |
7 | 1063164111 |
oct | 256203506 |
9 | 104853720 |
10 | 45680454 |
11 | 23870446 |
12 | 1336b546 |
13 | 9605271 |
14 | 60d1578 |
15 | 4024e39 |
hex | 2b90746 |
45680454 has 12 divisors (see below), whose sum is σ = 98974356. Its totient is φ = 15226812.
The previous prime is 45680449. The next prime is 45680471. The reversal of 45680454 is 45408654.
It is a super-2 number, since 2×456804542 = 4173407755292232, which contains 22 as substring.
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1268884 + ... + 1268919.
It is an arithmetic number, because the mean of its divisors is an integer number (8247863).
Almost surely, 245680454 is an apocalyptic number.
45680454 is an abundant number, since it is smaller than the sum of its proper divisors (53293902).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
45680454 is a wasteful number, since it uses less digits than its factorization.
45680454 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2537811 (or 2537808 counting only the distinct ones).
The product of its (nonzero) digits is 76800, while the sum is 36.
The square root of 45680454 is about 6758.7316857529. The cubic root of 45680454 is about 357.4731855938.
The spelling of 45680454 in words is "forty-five million, six hundred eighty thousand, four hundred fifty-four".
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