Base | Representation |
---|---|
bin | 11111111110100… |
… | …11011100010001 |
3 | 200200202122212021 |
4 | 33333103130101 |
5 | 1022133043240 |
6 | 42341331441 |
7 | 6435053362 |
oct | 1777233421 |
9 | 620678767 |
10 | 268252945 |
11 | 128470454 |
12 | 75a06b81 |
13 | 4376386c |
14 | 278abb69 |
15 | 1883c54a |
hex | ffd3711 |
268252945 has 16 divisors (see below), whose sum is σ = 341497728. Its totient is φ = 201588480.
The previous prime is 268252931. The next prime is 268252949. The reversal of 268252945 is 549252862.
It is not a de Polignac number, because 268252945 - 25 = 268252913 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (268252949) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45772 + ... + 51298.
It is an arithmetic number, because the mean of its divisors is an integer number (21343608).
Almost surely, 2268252945 is an apocalyptic number.
It is an amenable number.
268252945 is a deficient number, since it is larger than the sum of its proper divisors (73244783).
268252945 is a wasteful number, since it uses less digits than its factorization.
268252945 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6120.
The product of its digits is 345600, while the sum is 43.
The square root of 268252945 is about 16378.4292592422. The cubic root of 268252945 is about 644.9333464765.
The spelling of 268252945 in words is "two hundred sixty-eight million, two hundred fifty-two thousand, nine hundred forty-five".
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