Base | Representation |
---|---|
bin | 11110001100000… |
… | …10011100010101 |
3 | 122122111222111100 |
4 | 33012002130111 |
5 | 1004312203414 |
6 | 41043500313 |
7 | 6163341162 |
oct | 1706023425 |
9 | 578458440 |
10 | 253241109 |
11 | 11aa47880 |
12 | 70987699 |
13 | 40608a14 |
14 | 258c1069 |
15 | 17374609 |
hex | f182715 |
253241109 has 24 divisors (see below), whose sum is σ = 416400192. Its totient is φ = 146805120.
The previous prime is 253241089. The next prime is 253241111. The reversal of 253241109 is 901142352.
It is not a de Polignac number, because 253241109 - 212 = 253237013 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (253241119) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53332 + ... + 57885.
It is an arithmetic number, because the mean of its divisors is an integer number (17350008).
Almost surely, 2253241109 is an apocalyptic number.
It is an amenable number.
253241109 is a deficient number, since it is larger than the sum of its proper divisors (163159083).
253241109 is a wasteful number, since it uses less digits than its factorization.
253241109 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 111257 (or 111254 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 27.
The square root of 253241109 is about 15913.5511121811. The cubic root of 253241109 is about 632.6712053008.
The spelling of 253241109 in words is "two hundred fifty-three million, two hundred forty-one thousand, one hundred nine".
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