Base | Representation |
---|---|
bin | 11111000100101101000100 |
3 | 120022211211210 |
4 | 133010231010 |
5 | 4041130412 |
6 | 450331420 |
7 | 126144330 |
oct | 37045504 |
9 | 16284753 |
10 | 8145732 |
11 | 4664011 |
12 | 2889b70 |
13 | 18c287a |
14 | 11207c0 |
15 | aad83c |
hex | 7c4b44 |
8145732 has 24 divisors (see below), whose sum is σ = 21722176. Its totient is φ = 2327328.
The previous prime is 8145727. The next prime is 8145733. The reversal of 8145732 is 2375418.
It is a self number, because there is not a number n which added to its sum of digits gives 8145732.
It is not an unprimeable number, because it can be changed into a prime (8145733) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48403 + ... + 48570.
Almost surely, 28145732 is an apocalyptic number.
It is an amenable number.
8145732 is an abundant number, since it is smaller than the sum of its proper divisors (13576444).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8145732 is a wasteful number, since it uses less digits than its factorization.
8145732 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 96987 (or 96985 counting only the distinct ones).
The product of its digits is 6720, while the sum is 30.
The square root of 8145732 is about 2854.0728792377. The cubic root of 8145732 is about 201.2071328267.
The spelling of 8145732 in words is "eight million, one hundred forty-five thousand, seven hundred thirty-two".
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