Base | Representation |
---|---|
bin | 100100111110111101… |
… | …1000000011011001011 |
3 | 21121000001120020100120 |
4 | 1021331323000123023 |
5 | 2300124020002223 |
6 | 100252545434323 |
7 | 5511103062300 |
oct | 1117573003313 |
9 | 247001506316 |
10 | 79422031563 |
11 | 30756736916 |
12 | 1348633b9a3 |
13 | 7649481264 |
14 | 3bb60c90a7 |
15 | 20ec8a3be3 |
hex | 127dec06cb |
79422031563 has 12 divisors (see below), whose sum is σ = 123185192040. Its totient is φ = 45384017952.
The previous prime is 79422031523. The next prime is 79422031571. The reversal of 79422031563 is 36513022497.
It is not a de Polignac number, because 79422031563 - 213 = 79422023371 is a prime.
It is not an unprimeable number, because it can be changed into a prime (79422031523) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 270142818 + ... + 270143111.
It is an arithmetic number, because the mean of its divisors is an integer number (10265432670).
Almost surely, 279422031563 is an apocalyptic number.
79422031563 is a deficient number, since it is larger than the sum of its proper divisors (43763160477).
79422031563 is a wasteful number, since it uses less digits than its factorization.
79422031563 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 540285946 (or 540285939 counting only the distinct ones).
The product of its (nonzero) digits is 272160, while the sum is 42.
The spelling of 79422031563 in words is "seventy-nine billion, four hundred twenty-two million, thirty-one thousand, five hundred sixty-three".
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