Base | Representation |
---|---|
bin | 11110001100000… |
… | …11011110100111 |
3 | 122122112012022110 |
4 | 33012003132213 |
5 | 1004312322401 |
6 | 41043532103 |
7 | 6163356432 |
oct | 1706033647 |
9 | 578465273 |
10 | 253245351 |
11 | 11aa4aa87 |
12 | 7098a033 |
13 | 4060a928 |
14 | 258c2819 |
15 | 173759d6 |
hex | f1837a7 |
253245351 has 8 divisors (see below), whose sum is σ = 340090240. Its totient is φ = 167615352.
The previous prime is 253245347. The next prime is 253245383. The reversal of 253245351 is 153542352.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 253245351 - 22 = 253245347 is a prime.
It is a super-2 number, since 2×2532453512 = 128266415606226402, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (253245331) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 303235 + ... + 304068.
It is an arithmetic number, because the mean of its divisors is an integer number (42511280).
Almost surely, 2253245351 is an apocalyptic number.
253245351 is a deficient number, since it is larger than the sum of its proper divisors (86844889).
253245351 is a wasteful number, since it uses less digits than its factorization.
253245351 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 607445.
The product of its digits is 18000, while the sum is 30.
The square root of 253245351 is about 15913.6843942564. The cubic root of 253245351 is about 632.6747378714.
The spelling of 253245351 in words is "two hundred fifty-three million, two hundred forty-five thousand, three hundred fifty-one".
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