Base | Representation |
---|---|
bin | 10000000111100… |
… | …101011110110001 |
3 | 200211211221222011 |
4 | 100013211132301 |
5 | 1023212031420 |
6 | 42500042521 |
7 | 6462365056 |
oct | 2007453661 |
9 | 624757864 |
10 | 270423985 |
11 | 1297135a7 |
12 | 76693441 |
13 | 44043ac0 |
14 | 27cb502d |
15 | 18b1a95a |
hex | 101e57b1 |
270423985 has 16 divisors (see below), whose sum is σ = 361524240. Its totient is φ = 192810240.
The previous prime is 270423977. The next prime is 270423991. The reversal of 270423985 is 589324072.
It can be written as a sum of positive squares in 8 ways, for example, as 1595169 + 268828816 = 1263^2 + 16396^2 .
It is not a de Polignac number, because 270423985 - 23 = 270423977 is a prime.
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, 69846 + ... + 73615.
It is an arithmetic number, because the mean of its divisors is an integer number (22595265).
Almost surely, 2270423985 is an apocalyptic number.
It is an amenable number.
270423985 is a deficient number, since it is larger than the sum of its proper divisors (91100255).
270423985 is a wasteful number, since it uses less digits than its factorization.
270423985 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 143508.
The product of its (nonzero) digits is 120960, while the sum is 40.
The square root of 270423985 is about 16444.5731169891. The cubic root of 270423985 is about 646.6685441485.
The spelling of 270423985 in words is "two hundred seventy million, four hundred twenty-three thousand, nine hundred eighty-five".
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