Base | Representation |
---|---|
bin | 11110000111111… |
… | …10111100011010 |
3 | 122121111121122111 |
4 | 33003332330122 |
5 | 1004142434430 |
6 | 41024142534 |
7 | 6155635645 |
oct | 1703767432 |
9 | 577447574 |
10 | 252702490 |
11 | 11a70a137 |
12 | 70767a4a |
13 | 4047a801 |
14 | 257c0a5c |
15 | 172b9c2a |
hex | f0fef1a |
252702490 has 32 divisors (see below), whose sum is σ = 464413824. Its totient is φ = 98978880.
The previous prime is 252702431. The next prime is 252702521. The reversal of 252702490 is 94207252.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110337 + ... + 112603.
It is an arithmetic number, because the mean of its divisors is an integer number (14512932).
Almost surely, 2252702490 is an apocalyptic number.
252702490 is a deficient number, since it is larger than the sum of its proper divisors (211711334).
252702490 is a wasteful number, since it uses less digits than its factorization.
252702490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2502.
The product of its (nonzero) digits is 10080, while the sum is 31.
The square root of 252702490 is about 15896.6188228818. The cubic root of 252702490 is about 632.2223437224. Note that the first 3 decimals are identical.
The spelling of 252702490 in words is "two hundred fifty-two million, seven hundred two thousand, four hundred ninety".
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