Base | Representation |
---|---|
bin | 11110010000111… |
… | …11101110100010 |
3 | 122200201201012222 |
4 | 33020133232202 |
5 | 1004443312341 |
6 | 41105351042 |
7 | 6201663341 |
oct | 1710375642 |
9 | 580651188 |
10 | 253885346 |
11 | 120347900 |
12 | 71038482 |
13 | 407a3020 |
14 | 25a0bb58 |
15 | 1745044b |
hex | f21fba2 |
253885346 has 24 divisors (see below), whose sum is σ = 450801372. Its totient is φ = 106524000.
The previous prime is 253885301. The next prime is 253885351. The reversal of 253885346 is 643588352.
It can be written as a sum of positive squares in 2 ways, for example, as 252651025 + 1234321 = 15895^2 + 1111^2 .
It is a junction number, because it is equal to n+sod(n) for n = 253885297 and 253885306.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37205 + ... + 43496.
Almost surely, 2253885346 is an apocalyptic number.
253885346 is a gapful number since it is divisible by the number (26) formed by its first and last digit.
253885346 is a deficient number, since it is larger than the sum of its proper divisors (196916026).
253885346 is a wasteful number, since it uses less digits than its factorization.
253885346 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 80738 (or 80727 counting only the distinct ones).
The product of its digits is 691200, while the sum is 44.
The square root of 253885346 is about 15933.7800286059. The cubic root of 253885346 is about 633.2072492006.
The spelling of 253885346 in words is "two hundred fifty-three million, eight hundred eighty-five thousand, three hundred forty-six".
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