Base | Representation |
---|---|
bin | 11110001010101… |
… | …11010101010100 |
3 | 122122012000021110 |
4 | 33011113111110 |
5 | 1004241031112 |
6 | 41040015020 |
7 | 6162004320 |
oct | 1705272524 |
9 | 578160243 |
10 | 253064532 |
11 | 11a937146 |
12 | 70901470 |
13 | 40576536 |
14 | 25876980 |
15 | 1733c13c |
hex | f157554 |
253064532 has 96 divisors (see below), whose sum is σ = 702177280. Its totient is φ = 69413760.
The previous prime is 253064531. The next prime is 253064549. The reversal of 253064532 is 235460352.
253064532 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.
253064532 is strictly pandigital in base 9.
It is a self number, because there is not a number n which added to its sum of digits gives 253064532.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (253064531) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 408519 + ... + 409137.
Almost surely, 2253064532 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 253064532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (351088640).
253064532 is an abundant number, since it is smaller than the sum of its proper divisors (449112748).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
253064532 is a wasteful number, since it uses less digits than its factorization.
253064532 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 821 (or 819 counting only the distinct ones).
The product of its (nonzero) digits is 21600, while the sum is 30.
The square root of 253064532 is about 15908.0021372893. The cubic root of 253064532 is about 632.5241239165.
The spelling of 253064532 in words is "two hundred fifty-three million, sixty-four thousand, five hundred thirty-two".
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