Base | Representation |
---|---|
bin | 10101011100001000… |
… | …011110001011100101 |
3 | 2012102100020200011000 |
4 | 111130020132023211 |
5 | 334121230424000 |
6 | 14324150303513 |
7 | 1443320353362 |
oct | 253410361345 |
9 | 65370220130 |
10 | 23020561125 |
11 | 9843563331 |
12 | 4565657b99 |
13 | 222b40ab03 |
14 | 1185521469 |
15 | 8eb022000 |
hex | 55c21e2e5 |
23020561125 has 64 divisors (see below), whose sum is σ = 42603724800. Its totient is φ = 12265732800.
The previous prime is 23020561073. The next prime is 23020561153. The reversal of 23020561125 is 52116502032.
It is a happy number.
23020561125 is a `hidden beast` number, since 2 + 3 + 0 + 20 + 5 + 611 + 25 = 666.
It is not a de Polignac number, because 23020561125 - 233 = 14430626533 is a prime.
It is a super-2 number, since 2×230205611252 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
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 63 ways as a sum of consecutive naturals, for example, 4313959 + ... + 4319291.
It is an arithmetic number, because the mean of its divisors is an integer number (665683200).
Almost surely, 223020561125 is an apocalyptic number.
23020561125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
23020561125 is a deficient number, since it is larger than the sum of its proper divisors (19583163675).
23020561125 is a wasteful number, since it uses less digits than its factorization.
23020561125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6636 (or 6620 counting only the distinct ones).
The product of its (nonzero) digits is 3600, while the sum is 27.
The spelling of 23020561125 in words is "twenty-three billion, twenty million, five hundred sixty-one thousand, one hundred twenty-five".
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