Base | Representation |
---|---|
bin | 1001111111000… |
… | …01000000100000 |
3 | 12211121101221020 |
4 | 10333201000200 |
5 | 132420243021 |
6 | 12151125440 |
7 | 2034640506 |
oct | 477410040 |
9 | 184541836 |
10 | 83759136 |
11 | 4330952a |
12 | 24073880 |
13 | 14478426 |
14 | b1a4676 |
15 | 75477c6 |
hex | 4fe1020 |
83759136 has 72 divisors (see below), whose sum is σ = 233639280. Its totient is φ = 26268672.
The previous prime is 83759131. The next prime is 83759183. The reversal of 83759136 is 63195738.
It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (83759131) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26235 + ... + 29253.
It is an arithmetic number, because the mean of its divisors is an integer number (3244990).
Almost surely, 283759136 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 83759136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116819640).
83759136 is an abundant number, since it is smaller than the sum of its proper divisors (149880144).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
83759136 is a wasteful number, since it uses less digits than its factorization.
83759136 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3066 (or 3041 counting only the distinct ones).
The product of its digits is 136080, while the sum is 42.
The square root of 83759136 is about 9152.0017482516. The cubic root of 83759136 is about 437.5329146393.
The spelling of 83759136 in words is "eighty-three million, seven hundred fifty-nine thousand, one hundred thirty-six".
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