Base | Representation |
---|---|
bin | 100111000000100100… |
… | …1000011010000011101 |
3 | 22000020010221100010201 |
4 | 1032001021003100131 |
5 | 2333030334342000 |
6 | 102252303303501 |
7 | 6023631566023 |
oct | 1160111032035 |
9 | 260203840121 |
10 | 83771012125 |
11 | 32588609329 |
12 | 1429a8aab91 |
13 | 7b9048cb38 |
14 | 40a9922713 |
15 | 22a45b096a |
hex | 138124341d |
83771012125 has 16 divisors (see below), whose sum is σ = 105344306496. Its totient is φ = 66505218000.
The previous prime is 83771012107. The next prime is 83771012131. The reversal of 83771012125 is 52121017738.
It is not a de Polignac number, because 83771012125 - 25 = 83771012093 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2541519 + ... + 2574268.
It is an arithmetic number, because the mean of its divisors is an integer number (6584019156).
Almost surely, 283771012125 is an apocalyptic number.
It is an amenable number.
83771012125 is a deficient number, since it is larger than the sum of its proper divisors (21573294371).
83771012125 is a wasteful number, since it uses less digits than its factorization.
83771012125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5115933 (or 5115923 counting only the distinct ones).
The product of its (nonzero) digits is 23520, while the sum is 37.
The spelling of 83771012125 in words is "eighty-three billion, seven hundred seventy-one million, twelve thousand, one hundred twenty-five".
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