Base | Representation |
---|---|
bin | 11110001011110… |
… | …11000110110000 |
3 | 122122110110021021 |
4 | 33011323012300 |
5 | 1004310223211 |
6 | 41043105224 |
7 | 6163154440 |
oct | 1705730660 |
9 | 578413237 |
10 | 253211056 |
11 | 11aa2723a |
12 | 70972214 |
13 | 405c8137 |
14 | 258b4120 |
15 | 1736a771 |
hex | f17b1b0 |
253211056 has 40 divisors (see below), whose sum is σ = 593667360. Its totient is φ = 102134784.
The previous prime is 253211029. The next prime is 253211083. The reversal of 253211056 is 650112352.
It is an interprime number because it is at equal distance from previous prime (253211029) and next prime (253211083).
It is a self number, because there is not a number n which added to its sum of digits gives 253211056.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64591 + ... + 68398.
It is an arithmetic number, because the mean of its divisors is an integer number (14841684).
Almost surely, 2253211056 is an apocalyptic number.
It is an amenable number.
253211056 is an abundant number, since it is smaller than the sum of its proper divisors (340456304).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
253211056 is a wasteful number, since it uses less digits than its factorization.
253211056 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 133021 (or 133015 counting only the distinct ones).
The product of its (nonzero) digits is 1800, while the sum is 25.
The square root of 253211056 is about 15912.6068260358. The cubic root of 253211056 is about 632.6461772159.
The spelling of 253211056 in words is "two hundred fifty-three million, two hundred eleven thousand, fifty-six".
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