Base | Representation |
---|---|
bin | 1001011011010… |
… | …10110000100111 |
3 | 12111210201000221 |
4 | 10231222300213 |
5 | 130221033422 |
6 | 11502545211 |
7 | 1650113233 |
oct | 455526047 |
9 | 174721027 |
10 | 79080487 |
11 | 40703382 |
12 | 22598207 |
13 | 134ca9b5 |
14 | a7075c3 |
15 | 6e213c7 |
hex | 4b6ac27 |
79080487 has 6 divisors (see below), whose sum is σ = 79724328. Its totient is φ = 78441804.
The previous prime is 79080467. The next prime is 79080493. The reversal of 79080487 is 78408097.
It is a de Polignac number, because none of the positive numbers 2k-79080487 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 (79080427) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13678 + ... + 18580.
It is an arithmetic number, because the mean of its divisors is an integer number (13287388).
Almost surely, 279080487 is an apocalyptic number.
79080487 is a deficient number, since it is larger than the sum of its proper divisors (643841).
79080487 is an equidigital number, since it uses as much as digits as its factorization.
79080487 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5157 (or 5030 counting only the distinct ones).
The product of its (nonzero) digits is 112896, while the sum is 43.
The square root of 79080487 is about 8892.7210121537. The cubic root of 79080487 is about 429.2297134427.
The spelling of 79080487 in words is "seventy-nine million, eighty thousand, four hundred eighty-seven".
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