Base | Representation |
---|---|
bin | 1010000111010111… |
… | …10111001011100100 |
3 | 112000110111222000100 |
4 | 11003223313023210 |
5 | 42110204221410 |
6 | 2254511144100 |
7 | 251400551106 |
oct | 50353671344 |
9 | 15013458010 |
10 | 5430538980 |
11 | 2337441349 |
12 | 1076815030 |
13 | 687103599 |
14 | 397335576 |
15 | 21bb4d8c0 |
hex | 143af72e4 |
5430538980 has 36 divisors (see below), whose sum is σ = 16472635452. Its totient is φ = 1448143680.
The previous prime is 5430538961. The next prime is 5430538991. The reversal of 5430538980 is 898350345.
It is a happy number.
5430538980 is a `hidden beast` number, since 5 + 4 + 30 + 538 + 9 + 80 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 3654927936 + 1775611044 = 60456^2 + 42138^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a super-2 number, since 2×54305389802 = 58981507226598880800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15084651 + ... + 15085010.
It is an arithmetic number, because the mean of its divisors is an integer number (457573207).
Almost surely, 25430538980 is an apocalyptic number.
It is an amenable number.
5430538980 is an abundant number, since it is smaller than the sum of its proper divisors (11042096472).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5430538980 is a wasteful number, since it uses less digits than its factorization.
5430538980 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30169676 (or 30169671 counting only the distinct ones).
The product of its (nonzero) digits is 518400, while the sum is 45.
The square root of 5430538980 is about 73692.1907667291. The cubic root of 5430538980 is about 1757.7117063083.
The spelling of 5430538980 in words is "five billion, four hundred thirty million, five hundred thirty-eight thousand, nine hundred eighty".
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