Base | Representation |
---|---|
bin | 11110000011011… |
… | …11110011011011 |
3 | 122120101211101120 |
4 | 33001233303123 |
5 | 1004020204222 |
6 | 41003420323 |
7 | 6150644421 |
oct | 1701576333 |
9 | 576354346 |
10 | 252116187 |
11 | 11a349694 |
12 | 705246a3 |
13 | 4030399b |
14 | 256ab111 |
15 | 1720115c |
hex | f06fcdb |
252116187 has 32 divisors (see below), whose sum is σ = 366040320. Its totient is φ = 153809280.
The previous prime is 252116153. The next prime is 252116201. The reversal of 252116187 is 781611252.
It is not a de Polignac number, because 252116187 - 28 = 252115931 is a prime.
It is not an unprimeable number, because it can be changed into a prime (252116147) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 364512 + ... + 365202.
It is an arithmetic number, because the mean of its divisors is an integer number (11438760).
Almost surely, 2252116187 is an apocalyptic number.
252116187 is a deficient number, since it is larger than the sum of its proper divisors (113924133).
252116187 is a wasteful number, since it uses less digits than its factorization.
252116187 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 923.
The product of its digits is 6720, while the sum is 33.
The square root of 252116187 is about 15878.1669911864. The cubic root of 252116187 is about 631.7330187754.
The spelling of 252116187 in words is "two hundred fifty-two million, one hundred sixteen thousand, one hundred eighty-seven".
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