Base | Representation |
---|---|
bin | 100111110000111001… |
… | …1001100010110110011 |
3 | 22011102011101012112012 |
4 | 1033201303030112303 |
5 | 2344341011002204 |
6 | 103121233153135 |
7 | 6112052510633 |
oct | 1174163142663 |
9 | 264364335465 |
10 | 85392672179 |
11 | 3323aa34551 |
12 | 146719bb7ab |
13 | 808b43a7b9 |
14 | 41c10546c3 |
15 | 234bb3c76e |
hex | 13e1ccc5b3 |
85392672179 has 4 divisors (see below), whose sum is σ = 86473592160. Its totient is φ = 84311752200.
The previous prime is 85392672149. The next prime is 85392672181. The reversal of 85392672179 is 97127629358.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-85392672179 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (85392672149) 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, 540459872 + ... + 540460029.
It is an arithmetic number, because the mean of its divisors is an integer number (21618398040).
Almost surely, 285392672179 is an apocalyptic number.
85392672179 is a deficient number, since it is larger than the sum of its proper divisors (1080919981).
85392672179 is a wasteful number, since it uses less digits than its factorization.
85392672179 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1080919980.
The product of its digits is 11430720, while the sum is 59.
The spelling of 85392672179 in words is "eighty-five billion, three hundred ninety-two million, six hundred seventy-two thousand, one hundred seventy-nine".
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