Base | Representation |
---|---|
bin | 1101000000000… |
… | …1001011011100 |
3 | 10210121110011112 |
4 | 3100001023130 |
5 | 102424441110 |
6 | 5224441152 |
7 | 1231334603 |
oct | 320011334 |
9 | 123543145 |
10 | 54530780 |
11 | 28865867 |
12 | 163191b8 |
13 | b3b3745 |
14 | 7356a3a |
15 | 4bc2405 |
hex | 34012dc |
54530780 has 24 divisors (see below), whose sum is σ = 114661008. Its totient is φ = 21784448.
The previous prime is 54530761. The next prime is 54530807. The reversal of 54530780 is 8703545.
It is a happy number.
It is a congruent number.
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, 22592 + ... + 24888.
It is an arithmetic number, because the mean of its divisors is an integer number (4777542).
Almost surely, 254530780 is an apocalyptic number.
It is an amenable number.
54530780 is an abundant number, since it is smaller than the sum of its proper divisors (60130228).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54530780 is a wasteful number, since it uses less digits than its factorization.
54530780 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3493 (or 3491 counting only the distinct ones).
The product of its (nonzero) digits is 16800, while the sum is 32.
The square root of 54530780 is about 7384.4959205080. The cubic root of 54530780 is about 379.2106884980.
The spelling of 54530780 in words is "fifty-four million, five hundred thirty thousand, seven hundred eighty".
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