Base | Representation |
---|---|
bin | 1100111110111… |
… | …0001101100010 |
3 | 10210110111121010 |
4 | 3033232031202 |
5 | 102414444330 |
6 | 5223041350 |
7 | 1230562236 |
oct | 317561542 |
9 | 123414533 |
10 | 54453090 |
11 | 2881245a |
12 | 162a0256 |
13 | b387283 |
14 | 73365c6 |
15 | 4ba93b0 |
hex | 33ee362 |
54453090 has 16 divisors (see below), whose sum is σ = 130687488. Its totient is φ = 14520816.
The previous prime is 54453083. The next prime is 54453127. The reversal of 54453090 is 9035445.
It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 1815103 = 54453090 / (5 + 4 + 4 + 5 + 3 + 0 + 9 + 0).
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, 907522 + ... + 907581.
It is an arithmetic number, because the mean of its divisors is an integer number (8167968).
Almost surely, 254453090 is an apocalyptic number.
54453090 is an abundant number, since it is smaller than the sum of its proper divisors (76234398).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54453090 is a wasteful number, since it uses less digits than its factorization.
54453090 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1815113.
The product of its (nonzero) digits is 10800, while the sum is 30.
The square root of 54453090 is about 7379.2337000531. The cubic root of 54453090 is about 379.0305157561.
The spelling of 54453090 in words is "fifty-four million, four hundred fifty-three thousand, ninety".
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