Base | Representation |
---|---|
bin | 100110111100111010… |
… | …0000111011110110101 |
3 | 21222220120121221022020 |
4 | 1031321310013132311 |
5 | 2332302402141033 |
6 | 102232152423353 |
7 | 6020606660463 |
oct | 1157164073665 |
9 | 258816557266 |
10 | 83648083893 |
11 | 32525187550 |
12 | 142656a7b59 |
13 | 7b70b7c13a |
14 | 4097483833 |
15 | 22988cc6b3 |
hex | 1379d077b5 |
83648083893 has 16 divisors (see below), whose sum is σ = 121701096000. Its totient is φ = 50682826880.
The previous prime is 83648083861. The next prime is 83648083901. The reversal of 83648083893 is 39838084638.
It is a cyclic number.
It is not a de Polignac number, because 83648083893 - 25 = 83648083861 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (83648083193) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 192918 + ... + 452231.
It is an arithmetic number, because the mean of its divisors is an integer number (7606318500).
Almost surely, 283648083893 is an apocalyptic number.
It is an amenable number.
83648083893 is a deficient number, since it is larger than the sum of its proper divisors (38053012107).
83648083893 is a wasteful number, since it uses less digits than its factorization.
83648083893 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 649092.
The product of its (nonzero) digits is 23887872, while the sum is 60.
The spelling of 83648083893 in words is "eighty-three billion, six hundred forty-eight million, eighty-three thousand, eight hundred ninety-three".
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