Base | Representation |
---|---|
bin | 1100111110111… |
… | …0110100010010 |
3 | 10210110121222222 |
4 | 3033232310102 |
5 | 102420034240 |
6 | 5223101042 |
7 | 1230602411 |
oct | 317566422 |
9 | 123417888 |
10 | 54455570 |
11 | 28814304 |
12 | 162a1782 |
13 | b388440 |
14 | 7337478 |
15 | 4ba9eb5 |
hex | 33eed12 |
54455570 has 16 divisors (see below), whose sum is σ = 105560280. Its totient is φ = 20106624.
The previous prime is 54455567. The next prime is 54455579. The reversal of 54455570 is 7555445.
It can be written as a sum of positive squares in 4 ways, for example, as 20151121 + 34304449 = 4489^2 + 5857^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 54455570.
It is not an unprimeable number, because it can be changed into a prime (54455579) 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, 209315 + ... + 209574.
Almost surely, 254455570 is an apocalyptic number.
54455570 is a deficient number, since it is larger than the sum of its proper divisors (51104710).
54455570 is a wasteful number, since it uses less digits than its factorization.
54455570 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 418909.
The product of its (nonzero) digits is 70000, while the sum is 35.
The square root of 54455570 is about 7379.4017372684. The cubic root of 54455570 is about 379.0362698306.
The spelling of 54455570 in words is "fifty-four million, four hundred fifty-five thousand, five hundred seventy".
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