Base | Representation |
---|---|
bin | 101011100010… |
… | …1110010110101 |
3 | 1120221220020020 |
4 | 1113011302311 |
5 | 21321032021 |
6 | 2133155353 |
7 | 365024346 |
oct | 127056265 |
9 | 46856206 |
10 | 22830261 |
11 | 11983793 |
12 | 778bb59 |
13 | 496473c |
14 | 30640cd |
15 | 200e7c6 |
hex | 15c5cb5 |
22830261 has 8 divisors (see below), whose sum is σ = 30472704. Its totient is φ = 15204000.
The previous prime is 22830257. The next prime is 22830277. The reversal of 22830261 is 16203822.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 22830261 - 22 = 22830257 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22830361) 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, 240 + ... + 6761.
It is an arithmetic number, because the mean of its divisors is an integer number (3809088).
Almost surely, 222830261 is an apocalyptic number.
It is an amenable number.
22830261 is a deficient number, since it is larger than the sum of its proper divisors (7642443).
22830261 is a wasteful number, since it uses less digits than its factorization.
22830261 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8091.
The product of its (nonzero) digits is 1152, while the sum is 24.
The square root of 22830261 is about 4778.1022383369. The cubic root of 22830261 is about 283.6853827645.
The spelling of 22830261 in words is "twenty-two million, eight hundred thirty thousand, two hundred sixty-one".
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