Base | Representation |
---|---|
bin | 11110001010001… |
… | …11101111110010 |
3 | 122122001202200221 |
4 | 33011013233302 |
5 | 1004232010230 |
6 | 41034403254 |
7 | 6161320225 |
oct | 1705075762 |
9 | 578052627 |
10 | 253000690 |
11 | 11a8a3188 |
12 | 7089052a |
13 | 40553467 |
14 | 2585b5bc |
15 | 1732827a |
hex | f147bf2 |
253000690 has 32 divisors (see below), whose sum is σ = 481925376. Its totient is φ = 95430720.
The previous prime is 253000679. The next prime is 253000697. The reversal of 253000690 is 96000352.
It is a super-2 number, since 2×2530006902 = 128018698280952200, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (253000697) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8584 + ... + 24076.
It is an arithmetic number, because the mean of its divisors is an integer number (15060168).
Almost surely, 2253000690 is an apocalyptic number.
253000690 is a deficient number, since it is larger than the sum of its proper divisors (228924686).
253000690 is a wasteful number, since it uses less digits than its factorization.
253000690 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15594.
The product of its (nonzero) digits is 1620, while the sum is 25.
The square root of 253000690 is about 15905.9954105362. The cubic root of 253000690 is about 632.4709293143.
The spelling of 253000690 in words is "two hundred fifty-three million, six hundred ninety", and thus it is an aban number.
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