Base | Representation |
---|---|
bin | 11101001111010… |
… | …00111000010101 |
3 | 122002112010001022 |
4 | 32213220320111 |
5 | 1000242201320 |
6 | 40201010525 |
7 | 6035530652 |
oct | 1647507025 |
9 | 562463038 |
10 | 245272085 |
11 | 1164a4603 |
12 | 6a183a45 |
13 | 3ba78716 |
14 | 24808c29 |
15 | 167ed325 |
hex | e9e8e15 |
245272085 has 16 divisors (see below), whose sum is σ = 301190400. Its totient is φ = 191658816.
The previous prime is 245272067. The next prime is 245272099. The reversal of 245272085 is 580272542.
It is a cyclic number.
It is not a de Polignac number, because 245272085 - 26 = 245272021 is a prime.
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, 194186 + ... + 195444.
It is an arithmetic number, because the mean of its divisors is an integer number (18824400).
Almost surely, 2245272085 is an apocalyptic number.
It is an amenable number.
245272085 is a deficient number, since it is larger than the sum of its proper divisors (55918315).
245272085 is a wasteful number, since it uses less digits than its factorization.
245272085 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2140.
The product of its (nonzero) digits is 44800, while the sum is 35.
The square root of 245272085 is about 15661.1648672760. The cubic root of 245272085 is about 625.9640248187.
The spelling of 245272085 in words is "two hundred forty-five million, two hundred seventy-two thousand, eighty-five".
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