Base | Representation |
---|---|
bin | 11110001001110… |
… | …11001111010010 |
3 | 122121222011102110 |
4 | 33010323033102 |
5 | 1004223340313 |
6 | 41033330150 |
7 | 6161014656 |
oct | 1704731722 |
9 | 577864373 |
10 | 252949458 |
11 | 11a868743 |
12 | 70866956 |
13 | 40536048 |
14 | 25846a66 |
15 | 17317ec3 |
hex | f13b3d2 |
252949458 has 8 divisors (see below), whose sum is σ = 505898928. Its totient is φ = 84316484.
The previous prime is 252949457. The next prime is 252949471. The reversal of 252949458 is 854949252.
It is a sphenic number, since it is the product of 3 distinct primes.
252949458 is an admirable number.
It is an alternating number because its digits alternate between even and odd.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (252949457) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21079116 + ... + 21079127.
It is an arithmetic number, because the mean of its divisors is an integer number (63237366).
Almost surely, 2252949458 is an apocalyptic number.
252949458 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
252949458 is a wasteful number, since it uses less digits than its factorization.
252949458 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42158248.
The product of its digits is 1036800, while the sum is 48.
The square root of 252949458 is about 15904.3848670736. The cubic root of 252949458 is about 632.4282351777.
The spelling of 252949458 in words is "two hundred fifty-two million, nine hundred forty-nine thousand, four hundred fifty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •