Base | Representation |
---|---|
bin | 1001111011110… |
… | …00100101001010 |
3 | 12210210200012020 |
4 | 10331320211022 |
5 | 132313101102 |
6 | 12134025310 |
7 | 2031206460 |
oct | 475704512 |
9 | 183720166 |
10 | 83331402 |
11 | 43047130 |
12 | 23aa8236 |
13 | 1435882b |
14 | b0d2830 |
15 | 74b0bbc |
hex | 4f7894a |
83331402 has 32 divisors (see below), whose sum is σ = 207788544. Its totient is φ = 21644400.
The previous prime is 83331389. The next prime is 83331407. The reversal of 83331402 is 20413338.
It is not an unprimeable number, because it can be changed into a prime (83331407) 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, 89724 + ... + 90647.
It is an arithmetic number, because the mean of its divisors is an integer number (6493392).
Almost surely, 283331402 is an apocalyptic number.
83331402 is an abundant number, since it is smaller than the sum of its proper divisors (124457142).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
83331402 is a wasteful number, since it uses less digits than its factorization.
83331402 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 180394.
The product of its (nonzero) digits is 1728, while the sum is 24.
The square root of 83331402 is about 9128.6035076566. The cubic root of 83331402 is about 436.7868579919.
The spelling of 83331402 in words is "eighty-three million, three hundred thirty-one thousand, four hundred two".
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