Base | Representation |
---|---|
bin | 11110001010010… |
… | …10000101001010 |
3 | 122122002020211000 |
4 | 33011022011022 |
5 | 1004232312000 |
6 | 41034515430 |
7 | 6161360133 |
oct | 1705120512 |
9 | 578066730 |
10 | 253010250 |
11 | 11a8aa389 |
12 | 70895b76 |
13 | 4055790c |
14 | 25860c8a |
15 | 1732b000 |
hex | f14a14a |
253010250 has 64 divisors (see below), whose sum is σ = 701700480. Its totient is φ = 67467600.
The previous prime is 253010209. The next prime is 253010267. The reversal of 253010250 is 52010352.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11992 + ... + 25491.
It is an arithmetic number, because the mean of its divisors is an integer number (10964070).
Almost surely, 2253010250 is an apocalyptic number.
253010250 is an abundant number, since it is smaller than the sum of its proper divisors (448690230).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
253010250 is a wasteful number, since it uses less digits than its factorization.
253010250 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37509 (or 37493 counting only the distinct ones).
The product of its (nonzero) digits is 300, while the sum is 18.
The square root of 253010250 is about 15906.2959233129. The cubic root of 253010250 is about 632.4788954927.
The spelling of 253010250 in words is "two hundred fifty-three million, ten thousand, two hundred fifty".
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