Base | Representation |
---|---|
bin | 10101100110101000… |
… | …110100011011100001 |
3 | 2012212121220012022011 |
4 | 111212220310123201 |
5 | 340001341004100 |
6 | 14353444112521 |
7 | 1450560441331 |
oct | 254650643341 |
9 | 65777805264 |
10 | 23196813025 |
11 | 9923aa5a61 |
12 | 45b4695741 |
13 | 2258a9b989 |
14 | 11a0ac10c1 |
15 | 90b739bba |
hex | 566a346e1 |
23196813025 has 27 divisors (see below), whose sum is σ = 29194326291. Its totient is φ = 18283910640.
The previous prime is 23196813023. The next prime is 23196813049. The reversal of 23196813025 is 52031869132.
The square root of 23196813025 is 152305.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 8350852689 + 14845960336 = 91383^2 + 121844^2 .
It is not a de Polignac number, because 23196813025 - 21 = 23196813023 is a prime.
It is not an unprimeable number, because it can be changed into a prime (23196813023) by changing a digit.
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 26 ways as a sum of consecutive naturals, for example, 63206392 + ... + 63206758.
Almost surely, 223196813025 is an apocalyptic number.
23196813025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
23196813025 is the 152305-th square number.
23196813025 is the 76153-rd centered octagonal number.
It is an amenable number.
23196813025 is a deficient number, since it is larger than the sum of its proper divisors (5997513266).
23196813025 is an frugal number, since it uses more digits than its factorization.
23196813025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 910 (or 455 counting only the distinct ones).
The product of its (nonzero) digits is 77760, while the sum is 40.
The spelling of 23196813025 in words is "twenty-three billion, one hundred ninety-six million, eight hundred thirteen thousand, twenty-five".
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