Base | Representation |
---|---|
bin | 10010100010100… |
… | …101111010000111 |
3 | 210200022101102201 |
4 | 102202211322013 |
5 | 1114112324210 |
6 | 50511015331 |
7 | 10464643540 |
oct | 2242457207 |
9 | 720271381 |
10 | 311058055 |
11 | 14a647580 |
12 | 8820a547 |
13 | 4c5a0129 |
14 | 2d4514c7 |
15 | 1c49553a |
hex | 128a5e87 |
311058055 has 16 divisors (see below), whose sum is σ = 465375744. Its totient is φ = 193906080.
The previous prime is 311057983. The next prime is 311058067. The reversal of 311058055 is 550850113.
It is not a de Polignac number, because 311058055 - 213 = 311049863 is a prime.
It is a super-2 number, since 2×3110580552 = 193514227160766050, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 403587 + ... + 404356.
It is an arithmetic number, because the mean of its divisors is an integer number (29085984).
Almost surely, 2311058055 is an apocalyptic number.
311058055 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
311058055 is a deficient number, since it is larger than the sum of its proper divisors (154317689).
311058055 is a wasteful number, since it uses less digits than its factorization.
311058055 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 807966.
The product of its (nonzero) digits is 3000, while the sum is 28.
The square root of 311058055 is about 17636.8380102557. The cubic root of 311058055 is about 677.5590504215.
The spelling of 311058055 in words is "three hundred eleven million, fifty-eight thousand, fifty-five".
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