Base | Representation |
---|---|
bin | 11110001101001… |
… | …00100111111101 |
3 | 122122210002112211 |
4 | 33012210213331 |
5 | 1004331143432 |
6 | 41050500421 |
7 | 6164463313 |
oct | 1706444775 |
9 | 578702484 |
10 | 253381117 |
11 | 120032a90 |
12 | 70a34711 |
13 | 40657672 |
14 | 2591a0b3 |
15 | 173a0d47 |
hex | f1a49fd |
253381117 has 8 divisors (see below), whose sum is σ = 278527392. Its totient is φ = 228586800.
The previous prime is 253381111. The next prime is 253381127. The reversal of 253381117 is 711183352.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-253381117 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (253381111) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86478 + ... + 89359.
It is an arithmetic number, because the mean of its divisors is an integer number (34815924).
Almost surely, 2253381117 is an apocalyptic number.
It is an amenable number.
253381117 is a deficient number, since it is larger than the sum of its proper divisors (25146275).
253381117 is a wasteful number, since it uses less digits than its factorization.
253381117 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 175979.
The product of its digits is 5040, while the sum is 31.
The square root of 253381117 is about 15917.9495224730. The cubic root of 253381117 is about 632.7877776212.
The spelling of 253381117 in words is "two hundred fifty-three million, three hundred eighty-one thousand, one hundred seventeen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •