Base | Representation |
---|---|
bin | 100110110111001010… |
… | …0010010000001010111 |
3 | 21222102010122212100212 |
4 | 1031232110102001113 |
5 | 2331404012022304 |
6 | 102201102200035 |
7 | 6013045255103 |
oct | 1155624220127 |
9 | 258363585325 |
10 | 83455189079 |
11 | 32436307849 |
12 | 14210b8301b |
13 | 7b3cc11bb2 |
14 | 40799d0903 |
15 | 22869c866e |
hex | 136e512057 |
83455189079 has 8 divisors (see below), whose sum is σ = 84707954688. Its totient is φ = 82202634360.
The previous prime is 83455189003. The next prime is 83455189099. The reversal of 83455189079 is 97098155438.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 83455189079 - 220 = 83454140503 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 (83455189099) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 863084 + ... + 954894.
It is an arithmetic number, because the mean of its divisors is an integer number (10588494336).
Almost surely, 283455189079 is an apocalyptic number.
83455189079 is a deficient number, since it is larger than the sum of its proper divisors (1252765609).
83455189079 is a wasteful number, since it uses less digits than its factorization.
83455189079 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 105445.
The product of its (nonzero) digits is 10886400, while the sum is 59.
The spelling of 83455189079 in words is "eighty-three billion, four hundred fifty-five million, one hundred eighty-nine thousand, seventy-nine".
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