Base | Representation |
---|---|
bin | 1010000100111… |
… | …01010100110001 |
3 | 12220001121000120 |
4 | 11002131110301 |
5 | 133114433411 |
6 | 12215440453 |
7 | 2044332360 |
oct | 502352461 |
9 | 186047016 |
10 | 84530481 |
11 | 43796002 |
12 | 24386129 |
13 | 14688549 |
14 | b3257d7 |
15 | 764b106 |
hex | 509d531 |
84530481 has 16 divisors (see below), whose sum is σ = 129993600. Its totient is φ = 47858688.
The previous prime is 84530429. The next prime is 84530489. The reversal of 84530481 is 18403548.
It is not a de Polignac number, because 84530481 - 29 = 84529969 is a prime.
It is a super-2 number, since 2×845304812 = 14290804436182722, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (84530489) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16176 + ... + 20753.
It is an arithmetic number, because the mean of its divisors is an integer number (8124600).
Almost surely, 284530481 is an apocalyptic number.
It is an amenable number.
84530481 is a deficient number, since it is larger than the sum of its proper divisors (45463119).
84530481 is a wasteful number, since it uses less digits than its factorization.
84530481 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37048.
The product of its (nonzero) digits is 15360, while the sum is 33.
The square root of 84530481 is about 9194.0459537681. The cubic root of 84530481 is about 438.8719053147.
The spelling of 84530481 in words is "eighty-four million, five hundred thirty thousand, four hundred eighty-one".
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