Base | Representation |
---|---|
bin | 1001111101101… |
… | …00101000011100 |
3 | 12211021011121020 |
4 | 10332310220130 |
5 | 132343433442 |
6 | 12143204140 |
7 | 2033252544 |
oct | 476645034 |
9 | 184234536 |
10 | 83577372 |
11 | 431a4a0a |
12 | 23ba6650 |
13 | 14413788 |
14 | b158324 |
15 | 750d9ec |
hex | 4fb4a1c |
83577372 has 24 divisors (see below), whose sum is σ = 206485776. Its totient is φ = 26220288.
The previous prime is 83577359. The next prime is 83577397. The reversal of 83577372 is 27377538.
It is a super-2 number, since 2×835773722 = 13970354220852768, which contains 22 as substring.
It is a congruent number.
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, 204643 + ... + 205050.
It is an arithmetic number, because the mean of its divisors is an integer number (8603574).
Almost surely, 283577372 is an apocalyptic number.
It is an amenable number.
83577372 is an abundant number, since it is smaller than the sum of its proper divisors (122908404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
83577372 is a wasteful number, since it uses less digits than its factorization.
83577372 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 409717 (or 409715 counting only the distinct ones).
The product of its digits is 246960, while the sum is 42.
The square root of 83577372 is about 9142.0660684552. The cubic root of 83577372 is about 437.2161916599.
The spelling of 83577372 in words is "eighty-three million, five hundred seventy-seven thousand, three hundred seventy-two".
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