Base | Representation |
---|---|
bin | 11110000100001… |
… | …00110010101011 |
3 | 122120120012022120 |
4 | 33002010302223 |
5 | 1004030432110 |
6 | 41005322323 |
7 | 6151453152 |
oct | 1702046253 |
9 | 576505276 |
10 | 252202155 |
11 | 11a3a8237 |
12 | 705663a3 |
13 | 40333b5a |
14 | 256d0599 |
15 | 1721b870 |
hex | f084cab |
252202155 has 16 divisors (see below), whose sum is σ = 404492064. Its totient is φ = 134184960.
The previous prime is 252202147. The next prime is 252202177. The reversal of 252202155 is 551202252.
It is not a de Polignac number, because 252202155 - 23 = 252202147 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13654 + ... + 26283.
It is an arithmetic number, because the mean of its divisors is an integer number (25280754).
Almost surely, 2252202155 is an apocalyptic number.
252202155 is a deficient number, since it is larger than the sum of its proper divisors (152289909).
252202155 is a wasteful number, since it uses less digits than its factorization.
252202155 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40366.
The product of its (nonzero) digits is 2000, while the sum is 24.
The square root of 252202155 is about 15880.8738739403. The cubic root of 252202155 is about 631.8048145787.
The spelling of 252202155 in words is "two hundred fifty-two million, two hundred two thousand, one hundred fifty-five".
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