Base | Representation |
---|---|
bin | 1001111111010… |
… | …01001101011010 |
3 | 12211200010000110 |
4 | 10333221031122 |
5 | 132422331410 |
6 | 12151545150 |
7 | 2035140450 |
oct | 477511532 |
9 | 184603013 |
10 | 83792730 |
11 | 4333179a |
12 | 2408b1b6 |
13 | 1448a7c8 |
14 | b1b29d0 |
15 | 7552720 |
hex | 4fe935a |
83792730 has 64 divisors (see below), whose sum is σ = 230750208. Its totient is φ = 19076160.
The previous prime is 83792729. The next prime is 83792747. The reversal of 83792730 is 3729738.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 64669 + ... + 65951.
It is an arithmetic number, because the mean of its divisors is an integer number (3605472).
Almost surely, 283792730 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 83792730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115375104).
83792730 is an abundant number, since it is smaller than the sum of its proper divisors (146957478).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
83792730 is a wasteful number, since it uses less digits than its factorization.
83792730 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1611.
The product of its (nonzero) digits is 63504, while the sum is 39.
The square root of 83792730 is about 9153.8369004478. The cubic root of 83792730 is about 437.5914018555.
The spelling of 83792730 in words is "eighty-three million, seven hundred ninety-two thousand, seven hundred thirty".
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