Base | Representation |
---|---|
bin | 11001011011000101… |
… | …110010000000000101 |
3 | 2121110110002102020011 |
4 | 121123011302000011 |
5 | 421401244432312 |
6 | 20312431510221 |
7 | 1654320363550 |
oct | 313305620005 |
9 | 77413072204 |
10 | 27298045957 |
11 | 10639042a66 |
12 | 535a088371 |
13 | 2760676120 |
14 | 146d667697 |
15 | a9b809da7 |
hex | 65b172005 |
27298045957 has 16 divisors (see below), whose sum is σ = 33601639680. Its totient is φ = 21595853952.
The previous prime is 27298045939. The next prime is 27298045961. The reversal of 27298045957 is 75954089272.
It is a cyclic number.
It is not a de Polignac number, because 27298045957 - 27 = 27298045829 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27298045927) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1167144 + ... + 1190302.
It is an arithmetic number, because the mean of its divisors is an integer number (2100102480).
Almost surely, 227298045957 is an apocalyptic number.
It is an amenable number.
27298045957 is a deficient number, since it is larger than the sum of its proper divisors (6303593723).
27298045957 is a wasteful number, since it uses less digits than its factorization.
27298045957 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36132.
The product of its (nonzero) digits is 12700800, while the sum is 58.
The spelling of 27298045957 in words is "twenty-seven billion, two hundred ninety-eight million, forty-five thousand, nine hundred fifty-seven".
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