Base | Representation |
---|---|
bin | 100111000011111111… |
… | …0010010110100110111 |
3 | 22000112010121200011202 |
4 | 1032013332102310313 |
5 | 2333244210222243 |
6 | 102311520123115 |
7 | 6026523054116 |
oct | 1160776226467 |
9 | 260463550152 |
10 | 83885632823 |
11 | 32637286583 |
12 | 1431116649b |
13 | 7bab152435 |
14 | 40bac3bc7d |
15 | 22ae6a24b8 |
hex | 1387f92d37 |
83885632823 has 4 divisors (see below), whose sum is σ = 84370521048. Its totient is φ = 83400744600.
The previous prime is 83885632819. The next prime is 83885632837. The reversal of 83885632823 is 32823658838.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32823658838 = 2 ⋅16411829419.
It is a cyclic number.
It is not a de Polignac number, because 83885632823 - 22 = 83885632819 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (83885662823) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 242443853 + ... + 242444198.
It is an arithmetic number, because the mean of its divisors is an integer number (21092630262).
Almost surely, 283885632823 is an apocalyptic number.
83885632823 is a deficient number, since it is larger than the sum of its proper divisors (484888225).
83885632823 is a wasteful number, since it uses less digits than its factorization.
83885632823 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 484888224.
The product of its digits is 13271040, while the sum is 56.
The spelling of 83885632823 in words is "eighty-three billion, eight hundred eighty-five million, six hundred thirty-two thousand, eight hundred twenty-three".
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