Base | Representation |
---|---|
bin | 1010000000000… |
… | …01101011111100 |
3 | 12211212012112201 |
4 | 11000001223330 |
5 | 132434033423 |
6 | 12154041244 |
7 | 2036035654 |
oct | 500015374 |
9 | 184765481 |
10 | 83892988 |
11 | 433a0053 |
12 | 24119224 |
13 | 144c432a |
14 | b1db364 |
15 | 75722ad |
hex | 5001afc |
83892988 has 12 divisors (see below), whose sum is σ = 146928712. Its totient is φ = 41913360.
The previous prime is 83892931. The next prime is 83893009. The reversal of 83892988 is 88929838.
It is a super-4 number, since 4×838929884 (a number of 33 digits) contains 4444 as substring. Note that it is a super-d number also for d = 3.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2070 + ... + 13117.
Almost surely, 283892988 is an apocalyptic number.
It is an amenable number.
83892988 is a deficient number, since it is larger than the sum of its proper divisors (63035724).
83892988 is a wasteful number, since it uses less digits than its factorization.
83892988 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16572 (or 16570 counting only the distinct ones).
The product of its digits is 1990656, while the sum is 55.
The square root of 83892988 is about 9159.3115461807. The cubic root of 83892988 is about 437.7658583299.
The spelling of 83892988 in words is "eighty-three million, eight hundred ninety-two thousand, nine hundred eighty-eight".
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