Base | Representation |
---|---|
bin | 11110001010011… |
… | …10111110000011 |
3 | 122122010021021200 |
4 | 33011032332003 |
5 | 1004233432100 |
6 | 41035152243 |
7 | 6161502411 |
oct | 1705167603 |
9 | 578107250 |
10 | 253030275 |
11 | 11a913433 |
12 | 708a5683 |
13 | 40563a74 |
14 | 258682b1 |
15 | 17331e00 |
hex | f14ef83 |
253030275 has 36 divisors (see below), whose sum is σ = 463762728. Its totient is φ = 131806080.
The previous prime is 253030273. The next prime is 253030289. The reversal of 253030275 is 572030352.
It is not a de Polignac number, because 253030275 - 21 = 253030273 is a prime.
It is not an unprimeable number, because it can be changed into a prime (253030273) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3402 + ... + 22751.
It is an arithmetic number, because the mean of its divisors is an integer number (12882298).
Almost surely, 2253030275 is an apocalyptic number.
253030275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
253030275 is a deficient number, since it is larger than the sum of its proper divisors (210732453).
253030275 is a wasteful number, since it uses less digits than its factorization.
253030275 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26212 (or 26204 counting only the distinct ones).
The product of its (nonzero) digits is 6300, while the sum is 27.
The square root of 253030275 is about 15906.9253785890. The cubic root of 253030275 is about 632.4955813197.
The spelling of 253030275 in words is "two hundred fifty-three million, thirty thousand, two hundred seventy-five".
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