Base | Representation |
---|---|
bin | 11110010001010… |
… | …00000000111111 |
3 | 122200210102210100 |
4 | 33020220000333 |
5 | 1010000404140 |
6 | 41110212143 |
7 | 6202164330 |
oct | 1710500077 |
9 | 580712710 |
10 | 253919295 |
11 | 120370363 |
12 | 71054053 |
13 | 407b5606 |
14 | 25a1a287 |
15 | 1745a530 |
hex | f22803f |
253919295 has 48 divisors (see below), whose sum is σ = 519247872. Its totient is φ = 112328640.
The previous prime is 253919291. The next prime is 253919297. The reversal of 253919295 is 592919352.
It is not a de Polignac number, because 253919295 - 22 = 253919291 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 253919295.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (253919291) by changing a digit.
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 47 ways as a sum of consecutive naturals, for example, 3237 + ... + 22766.
It is an arithmetic number, because the mean of its divisors is an integer number (10817664).
Almost surely, 2253919295 is an apocalyptic number.
253919295 is an abundant number, since it is smaller than the sum of its proper divisors (265328577).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
253919295 is a wasteful number, since it uses less digits than its factorization.
253919295 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26052 (or 26049 counting only the distinct ones).
The product of its digits is 218700, while the sum is 45.
The square root of 253919295 is about 15934.8453083172. The cubic root of 253919295 is about 633.2354716445.
The spelling of 253919295 in words is "two hundred fifty-three million, nine hundred nineteen thousand, two hundred ninety-five".
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