Base | Representation |
---|---|
bin | 11110010000011… |
… | …01101100101000 |
3 | 122200120221220210 |
4 | 33020031230220 |
5 | 1004433431441 |
6 | 41104021120 |
7 | 6201235131 |
oct | 1710155450 |
9 | 580527823 |
10 | 253811496 |
11 | 1202a7374 |
12 | 710017a0 |
13 | 40778523 |
14 | 259ccc88 |
15 | 17438616 |
hex | f20db28 |
253811496 has 64 divisors (see below), whose sum is σ = 675578880. Its totient is φ = 79185920.
The previous prime is 253811491. The next prime is 253811497. The reversal of 253811496 is 694118352.
It is not an unprimeable number, because it can be changed into a prime (253811491) 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 15 ways as a sum of consecutive naturals, for example, 76300 + ... + 79556.
It is an arithmetic number, because the mean of its divisors is an integer number (10555920).
Almost surely, 2253811496 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 253811496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (337789440).
253811496 is an abundant number, since it is smaller than the sum of its proper divisors (421767384).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
253811496 is a wasteful number, since it uses less digits than its factorization.
253811496 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3474 (or 3470 counting only the distinct ones).
The product of its digits is 51840, while the sum is 39.
The square root of 253811496 is about 15931.4624564100. The cubic root of 253811496 is about 633.1458476127.
The spelling of 253811496 in words is "two hundred fifty-three million, eight hundred eleven thousand, four hundred ninety-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •