Base | Representation |
---|---|
bin | 1001111110110… |
… | …10010011101100 |
3 | 12211120000021210 |
4 | 10333122103230 |
5 | 132413403232 |
6 | 12150354420 |
7 | 2034464502 |
oct | 477322354 |
9 | 184500253 |
10 | 83731692 |
11 | 4329a950 |
12 | 2405ba10 |
13 | 14468aa5 |
14 | b198672 |
15 | 753e5cc |
hex | 4fda4ec |
83731692 has 24 divisors (see below), whose sum is σ = 213135552. Its totient is φ = 25373200.
The previous prime is 83731691. The next prime is 83731723. The reversal of 83731692 is 29613738.
It is a self number, because there is not a number n which added to its sum of digits gives 83731692.
It is not an unprimeable number, because it can be changed into a prime (83731691) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 317034 + ... + 317297.
It is an arithmetic number, because the mean of its divisors is an integer number (8880648).
Almost surely, 283731692 is an apocalyptic number.
It is an amenable number.
83731692 is an abundant number, since it is smaller than the sum of its proper divisors (129403860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
83731692 is a wasteful number, since it uses less digits than its factorization.
83731692 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 634349 (or 634347 counting only the distinct ones).
The product of its digits is 54432, while the sum is 39.
The square root of 83731692 is about 9150.5022812958. The cubic root of 83731692 is about 437.4851229771.
The spelling of 83731692 in words is "eighty-three million, seven hundred thirty-one thousand, six hundred ninety-two".
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