Base | Representation |
---|---|
bin | 11110001100000… |
… | …11011111111011 |
3 | 122122112012102120 |
4 | 33012003133323 |
5 | 1004312323220 |
6 | 41043532323 |
7 | 6163356612 |
oct | 1706033773 |
9 | 578465376 |
10 | 253245435 |
11 | 11aa50053 |
12 | 7098a0a3 |
13 | 4060a991 |
14 | 258c2879 |
15 | 17375a40 |
hex | f1837fb |
253245435 has 16 divisors (see below), whose sum is σ = 406694400. Its totient is φ = 134563680.
The previous prime is 253245403. The next prime is 253245437. The reversal of 253245435 is 534542352.
It is a happy number.
It is not a de Polignac number, because 253245435 - 25 = 253245403 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 253245396 and 253245405.
It is not an unprimeable number, because it can be changed into a prime (253245437) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27085 + ... + 35214.
It is an arithmetic number, because the mean of its divisors is an integer number (25418400).
Almost surely, 2253245435 is an apocalyptic number.
253245435 is a deficient number, since it is larger than the sum of its proper divisors (153448965).
253245435 is a wasteful number, since it uses less digits than its factorization.
253245435 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 62578.
The product of its digits is 72000, while the sum is 33.
The square root of 253245435 is about 15913.6870334942. The cubic root of 253245435 is about 632.6748078229.
Adding to 253245435 its reverse (534542352), we get a palindrome (787787787).
The spelling of 253245435 in words is "two hundred fifty-three million, two hundred forty-five thousand, four hundred thirty-five".
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