Base | Representation |
---|---|
bin | 1001111001111… |
… | …01010111001000 |
3 | 12210100100110110 |
4 | 10330331113020 |
5 | 132232320330 |
6 | 12124514320 |
7 | 2026146342 |
oct | 474752710 |
9 | 183310413 |
10 | 83088840 |
11 | 429a096a |
12 | 239ab9a0 |
13 | 142a22c3 |
14 | b06c292 |
15 | 7463db0 |
hex | 4f3d5c8 |
83088840 has 32 divisors (see below), whose sum is σ = 249266880. Its totient is φ = 22156992.
The previous prime is 83088839. The next prime is 83088853. The reversal of 83088840 is 4888038.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 346084 + ... + 346323.
It is an arithmetic number, because the mean of its divisors is an integer number (7789590).
Almost surely, 283088840 is an apocalyptic number.
It is an amenable number.
83088840 is an abundant number, since it is smaller than the sum of its proper divisors (166178040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
83088840 is a wasteful number, since it uses less digits than its factorization.
83088840 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 692421 (or 692417 counting only the distinct ones).
The product of its (nonzero) digits is 49152, while the sum is 39.
The square root of 83088840 is about 9115.3080035729. The cubic root of 83088840 is about 436.3626447263.
The spelling of 83088840 in words is "eighty-three million, eighty-eight thousand, eight hundred forty".
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