Base | Representation |
---|---|
bin | 11110001100111… |
… | …11100010011100 |
3 | 122122202000222020 |
4 | 33012133202130 |
5 | 1004330012114 |
6 | 41050220140 |
7 | 6164345502 |
oct | 1706374234 |
9 | 578660866 |
10 | 253360284 |
11 | 120019371 |
12 | 70a24650 |
13 | 4064b038 |
14 | 25912672 |
15 | 17399aa9 |
hex | f19f89c |
253360284 has 12 divisors (see below), whose sum is σ = 591174024. Its totient is φ = 84453424.
The previous prime is 253360277. The next prime is 253360291. The reversal of 253360284 is 482063352.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (253360277) and next prime (253360291).
It is a tau number, because it is divible by the number of its divisors (12).
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, 10556667 + ... + 10556690.
It is an arithmetic number, because the mean of its divisors is an integer number (49264502).
Almost surely, 2253360284 is an apocalyptic number.
It is an amenable number.
253360284 is an abundant number, since it is smaller than the sum of its proper divisors (337813740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
253360284 is a wasteful number, since it uses less digits than its factorization.
253360284 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21113364 (or 21113362 counting only the distinct ones).
The product of its (nonzero) digits is 34560, while the sum is 33.
The square root of 253360284 is about 15917.2951219735. The cubic root of 253360284 is about 632.7704345384.
The spelling of 253360284 in words is "two hundred fifty-three million, three hundred sixty thousand, two hundred eighty-four".
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