Base | Representation |
---|---|
bin | 1001111010010… |
… | …00000101110100 |
3 | 12210102120202011 |
4 | 10331020011310 |
5 | 132240222123 |
6 | 12125454004 |
7 | 2026421434 |
oct | 475100564 |
9 | 183376664 |
10 | 83132788 |
11 | 42a20992 |
12 | 23a11304 |
13 | 142b92cb |
14 | b0802c4 |
15 | 7471e0d |
hex | 4f48174 |
83132788 has 24 divisors (see below), whose sum is σ = 154574784. Its totient is φ = 38985600.
The previous prime is 83132761. The next prime is 83132843. The reversal of 83132788 is 88723138.
It is a super-2 number, since 2×831327882 = 13822120881305888, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 83132788.
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, 19183 + ... + 23113.
It is an arithmetic number, because the mean of its divisors is an integer number (6440616).
Almost surely, 283132788 is an apocalyptic number.
It is an amenable number.
83132788 is a deficient number, since it is larger than the sum of its proper divisors (71441996).
83132788 is a wasteful number, since it uses less digits than its factorization.
83132788 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4263 (or 4261 counting only the distinct ones).
The product of its digits is 64512, while the sum is 40.
The square root of 83132788 is about 9117.7183549395. The cubic root of 83132788 is about 436.4395659485.
The spelling of 83132788 in words is "eighty-three million, one hundred thirty-two thousand, seven hundred eighty-eight".
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