Base | Representation |
---|---|
bin | 11110000110101… |
… | …00111101111101 |
3 | 122121011212210121 |
4 | 33003110331331 |
5 | 1004121434212 |
6 | 41020334541 |
7 | 6154321456 |
oct | 1703247575 |
9 | 577155717 |
10 | 252530557 |
11 | 11a601a44 |
12 | 706a4451 |
13 | 4041a486 |
14 | 2577812d |
15 | 17283d07 |
hex | f0d4f7d |
252530557 has 8 divisors (see below), whose sum is σ = 262006272. Its totient is φ = 243138000.
The previous prime is 252530549. The next prime is 252530573. The reversal of 252530557 is 755035252.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 252530557 - 23 = 252530549 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (252530527) 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, 14569 + ... + 26782.
It is an arithmetic number, because the mean of its divisors is an integer number (32750784).
Almost surely, 2252530557 is an apocalyptic number.
It is an amenable number.
252530557 is a deficient number, since it is larger than the sum of its proper divisors (9475715).
252530557 is a wasteful number, since it uses less digits than its factorization.
252530557 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41579.
The product of its (nonzero) digits is 52500, while the sum is 34.
The square root of 252530557 is about 15891.2100546182. The cubic root of 252530557 is about 632.0789279797.
The spelling of 252530557 in words is "two hundred fifty-two million, five hundred thirty thousand, five hundred fifty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •