Base | Representation |
---|---|
bin | 11110001101001… |
… | …00101000101011 |
3 | 122122210002121112 |
4 | 33012210220223 |
5 | 1004331144123 |
6 | 41050500535 |
7 | 6164463410 |
oct | 1706445053 |
9 | 578702545 |
10 | 253381163 |
11 | 120033022 |
12 | 70a3474b |
13 | 406576a9 |
14 | 2591a107 |
15 | 173a0d78 |
hex | f1a4a2b |
253381163 has 8 divisors (see below), whose sum is σ = 291253728. Its totient is φ = 215927424.
The previous prime is 253381157. The next prime is 253381211. The reversal of 253381163 is 361183352.
253381163 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 253381163 - 24 = 253381147 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (253381153) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103406 + ... + 105827.
It is an arithmetic number, because the mean of its divisors is an integer number (36406716).
Almost surely, 2253381163 is an apocalyptic number.
253381163 is a deficient number, since it is larger than the sum of its proper divisors (37872565).
253381163 is a wasteful number, since it uses less digits than its factorization.
253381163 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 209413.
The product of its digits is 12960, while the sum is 32.
The square root of 253381163 is about 15917.9509673827. The cubic root of 253381163 is about 632.7878159143.
The spelling of 253381163 in words is "two hundred fifty-three million, three hundred eighty-one thousand, one hundred sixty-three".
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