Base | Representation |
---|---|
bin | 101100000000… |
… | …1100111011010 |
3 | 1121102100100101 |
4 | 1120001213122 |
5 | 21401402130 |
6 | 2142330014 |
7 | 400064620 |
oct | 130014732 |
9 | 47370311 |
10 | 23075290 |
11 | 12030897 |
12 | 788990a |
13 | 4a1c124 |
14 | 30c9510 |
15 | 205c1ca |
hex | 16019da |
23075290 has 32 divisors (see below), whose sum is σ = 50264064. Its totient is φ = 7445760.
The previous prime is 23075287. The next prime is 23075303. The reversal of 23075290 is 9257032.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8506 + ... + 10885.
It is an arithmetic number, because the mean of its divisors is an integer number (1570752).
Almost surely, 223075290 is an apocalyptic number.
23075290 is an abundant number, since it is smaller than the sum of its proper divisors (27188774).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23075290 is a wasteful number, since it uses less digits than its factorization.
23075290 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19422.
The product of its (nonzero) digits is 3780, while the sum is 28.
The square root of 23075290 is about 4803.6746351101. The cubic root of 23075290 is about 284.6966712251.
The spelling of 23075290 in words is "twenty-three million, seventy-five thousand, two hundred ninety".
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