Base | Representation |
---|---|
bin | 101100000000… |
… | …0011001000111 |
3 | 1121102002110210 |
4 | 1120000121013 |
5 | 21401222104 |
6 | 2142250503 |
7 | 400044201 |
oct | 130003107 |
9 | 47362423 |
10 | 23070279 |
11 | 12028051 |
12 | 7886a33 |
13 | 4a19a6b |
14 | 30c7771 |
15 | 205a989 |
hex | 1600647 |
23070279 has 16 divisors (see below), whose sum is σ = 31680000. Its totient is φ = 14926080.
The previous prime is 23070259. The next prime is 23070287. The reversal of 23070279 is 97207032.
It is not a de Polignac number, because 23070279 - 28 = 23070023 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23070209) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17847 + ... + 19095.
It is an arithmetic number, because the mean of its divisors is an integer number (1980000).
Almost surely, 223070279 is an apocalyptic number.
23070279 is a deficient number, since it is larger than the sum of its proper divisors (8609721).
23070279 is a wasteful number, since it uses less digits than its factorization.
23070279 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1430.
The product of its (nonzero) digits is 5292, while the sum is 30.
The square root of 23070279 is about 4803.1530269189. The cubic root of 23070279 is about 284.6760616134.
The spelling of 23070279 in words is "twenty-three million, seventy thousand, two hundred seventy-nine".
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