Base | Representation |
---|---|
bin | 11110001010101… |
… | …00000100001000 |
3 | 122122011022220121 |
4 | 33011110010020 |
5 | 1004240114034 |
6 | 41035433024 |
7 | 6161620303 |
oct | 1705240410 |
9 | 578138817 |
10 | 253051144 |
11 | 11a928085 |
12 | 708b5774 |
13 | 40570408 |
14 | 25871b3a |
15 | 173381b4 |
hex | f154108 |
253051144 has 16 divisors (see below), whose sum is σ = 475272000. Its totient is φ = 126311952.
The previous prime is 253051133. The next prime is 253051153. The reversal of 253051144 is 441150352.
It is a happy 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, 21612 + ... + 31195.
It is an arithmetic number, because the mean of its divisors is an integer number (29704500).
Almost surely, 2253051144 is an apocalyptic number.
It is an amenable number.
253051144 is a deficient number, since it is larger than the sum of its proper divisors (222220856).
253051144 is a wasteful number, since it uses less digits than its factorization.
253051144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53412 (or 53408 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 25.
The square root of 253051144 is about 15907.5813372115. The cubic root of 253051144 is about 632.5129694727.
The spelling of 253051144 in words is "two hundred fifty-three million, fifty-one thousand, one hundred forty-four".
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