Base | Representation |
---|---|
bin | 1001111001101… |
… | …01000111000000 |
3 | 12210021122002121 |
4 | 10330311013000 |
5 | 132230230130 |
6 | 12124054024 |
7 | 2025645655 |
oct | 474650700 |
9 | 183248077 |
10 | 83055040 |
11 | 42978532 |
12 | 23994314 |
13 | 1428cac3 |
14 | b05dc2c |
15 | 7458d7a |
hex | 4f351c0 |
83055040 has 28 divisors (see below), whose sum is σ = 197775576. Its totient is φ = 33221888.
The previous prime is 83055031. The next prime is 83055083. The reversal of 83055040 is 4055038.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 83054996 and 83055014.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129454 + ... + 130093.
Almost surely, 283055040 is an apocalyptic number.
83055040 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
It is an amenable number.
83055040 is an abundant number, since it is smaller than the sum of its proper divisors (114720536).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
83055040 is a wasteful number, since it uses less digits than its factorization.
83055040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 259564 (or 259554 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 25.
The square root of 83055040 is about 9113.4537909620. The cubic root of 83055040 is about 436.3034668721.
The spelling of 83055040 in words is "eighty-three million, fifty-five thousand, forty".
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