Base | Representation |
---|---|
bin | 10010010100001… |
… | …001000111011001 |
3 | 210102011221100021 |
4 | 102110021013121 |
5 | 1112130120410 |
6 | 50253510441 |
7 | 10420516132 |
oct | 2224110731 |
9 | 712157307 |
10 | 307270105 |
11 | 14849a63a |
12 | 86aa2421 |
13 | 4b874c3c |
14 | 2cb46c89 |
15 | 1be97eda |
hex | 125091d9 |
307270105 has 16 divisors (see below), whose sum is σ = 374238720. Its totient is φ = 242154432.
The previous prime is 307270091. The next prime is 307270123. The reversal of 307270105 is 501072703.
It is a cyclic number.
It is not a de Polignac number, because 307270105 - 227 = 173052377 is a prime.
It is a super-2 number, since 2×3072701052 = 188829834853422050, which contains 22 as substring.
It is an alternating number because its digits alternate between odd and even.
It is a self number, because there is not a number n which added to its sum of digits gives 307270105.
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, 345972 + ... + 346858.
It is an arithmetic number, because the mean of its divisors is an integer number (23389920).
Almost surely, 2307270105 is an apocalyptic number.
It is an amenable number.
307270105 is a deficient number, since it is larger than the sum of its proper divisors (66968615).
307270105 is an equidigital number, since it uses as much as digits as its factorization.
307270105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1848.
The product of its (nonzero) digits is 1470, while the sum is 25.
The square root of 307270105 is about 17529.1216265961. The cubic root of 307270105 is about 674.7974554616.
The spelling of 307270105 in words is "three hundred seven million, two hundred seventy thousand, one hundred five".
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