Base | Representation |
---|---|
bin | 10110000011100010… |
… | …000111111000010001 |
3 | 2021010102002202211011 |
4 | 112003202013320101 |
5 | 341444442100240 |
6 | 14513522450521 |
7 | 1465565152456 |
oct | 260342077021 |
9 | 67112082734 |
10 | 23681596945 |
11 | a05270a326 |
12 | 470ab03a41 |
13 | 2305356c76 |
14 | 120923582d |
15 | 9390996ea |
hex | 583887e11 |
23681596945 has 8 divisors (see below), whose sum is σ = 28418743080. Its totient is φ = 18944726400.
The previous prime is 23681596943. The next prime is 23681596963. The reversal of 23681596945 is 54969518632.
It can be written as a sum of positive squares in 4 ways, for example, as 11081983441 + 12599613504 = 105271^2 + 112248^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 23681596945 - 21 = 23681596943 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 23681596945.
It is not an unprimeable number, because it can be changed into a prime (23681596943) 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, 292461 + ... + 364549.
It is an arithmetic number, because the mean of its divisors is an integer number (3552342885).
Almost surely, 223681596945 is an apocalyptic number.
It is an amenable number.
23681596945 is a deficient number, since it is larger than the sum of its proper divisors (4737146135).
23681596945 is an equidigital number, since it uses as much as digits as its factorization.
23681596945 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 137795.
The product of its digits is 13996800, while the sum is 58.
The spelling of 23681596945 in words is "twenty-three billion, six hundred eighty-one million, five hundred ninety-six thousand, nine hundred forty-five".
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