Base | Representation |
---|---|
bin | 11110010000110… |
… | …10100101011110 |
3 | 122200200122022222 |
4 | 33020122211132 |
5 | 1004442124121 |
6 | 41105105342 |
7 | 6201545054 |
oct | 1710324536 |
9 | 580618288 |
10 | 253864286 |
11 | 120332aa5 |
12 | 71028252 |
13 | 40796570 |
14 | 25a041d4 |
15 | 174490ab |
hex | f21a95e |
253864286 has 8 divisors (see below), whose sum is σ = 410088504. Its totient is φ = 117168120.
The previous prime is 253864279. The next prime is 253864291. The reversal of 253864286 is 682468352.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4881980 + ... + 4882031.
It is an arithmetic number, because the mean of its divisors is an integer number (51261063).
Almost surely, 2253864286 is an apocalyptic number.
253864286 is a gapful number since it is divisible by the number (26) formed by its first and last digit.
253864286 is a deficient number, since it is larger than the sum of its proper divisors (156224218).
253864286 is a wasteful number, since it uses less digits than its factorization.
253864286 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9764026.
The product of its digits is 552960, while the sum is 44.
The square root of 253864286 is about 15933.1191547669. The cubic root of 253864286 is about 633.1897403610.
The spelling of 253864286 in words is "two hundred fifty-three million, eight hundred sixty-four thousand, two hundred eighty-six".
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