Base | Representation |
---|---|
bin | 101100000000… |
… | …0111000111011 |
3 | 1121102012021012 |
4 | 1120000320323 |
5 | 21401303230 |
6 | 2142304135 |
7 | 400053140 |
oct | 130007073 |
9 | 47365235 |
10 | 23072315 |
11 | 12029632 |
12 | 788804b |
13 | 4a1a976 |
14 | 30c83c7 |
15 | 205b395 |
hex | 1600e3b |
23072315 has 24 divisors (see below), whose sum is σ = 33627552. Its totient is φ = 14883840.
The previous prime is 23072311. The next prime is 23072317. The reversal of 23072315 is 51327032.
It is not a de Polignac number, because 23072315 - 22 = 23072311 is a prime.
It is not an unprimeable number, because it can be changed into a prime (23072311) by changing a digit.
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 23 ways as a sum of consecutive naturals, for example, 8975 + ... + 11255.
It is an arithmetic number, because the mean of its divisors is an integer number (1401148).
Almost surely, 223072315 is an apocalyptic number.
23072315 is a deficient number, since it is larger than the sum of its proper divisors (10555237).
23072315 is a wasteful number, since it uses less digits than its factorization.
23072315 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2327 (or 2310 counting only the distinct ones).
The product of its (nonzero) digits is 1260, while the sum is 23.
The square root of 23072315 is about 4803.3649663543. The cubic root of 23072315 is about 284.6844357848.
Adding to 23072315 its reverse (51327032), we get a palindrome (74399347).
The spelling of 23072315 in words is "twenty-three million, seventy-two thousand, three hundred fifteen".
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