Base | Representation |
---|---|
bin | 10101100111000000… |
… | …100010110110100001 |
3 | 2012220001121011210101 |
4 | 111213000202312201 |
5 | 340004434014411 |
6 | 14354225302401 |
7 | 1450664344006 |
oct | 254700426641 |
9 | 65801534711 |
10 | 23203032481 |
11 | 9927563802 |
12 | 45b6794a01 |
13 | 225a168825 |
14 | 11a185d8ad |
15 | 90c0678c1 |
hex | 567022da1 |
23203032481 has 2 divisors, whose sum is σ = 23203032482. Its totient is φ = 23203032480.
The previous prime is 23203032473. The next prime is 23203032487. The reversal of 23203032481 is 18423030232.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 15980752225 + 7222280256 = 126415^2 + 84984^2 .
It is a cyclic number.
It is not a de Polignac number, because 23203032481 - 23 = 23203032473 is a prime.
It is a super-2 number, since 2×232030324812 (a number of 22 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (23203032487) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11601516240 + 11601516241.
It is an arithmetic number, because the mean of its divisors is an integer number (11601516241).
Almost surely, 223203032481 is an apocalyptic number.
It is an amenable number.
23203032481 is a deficient number, since it is larger than the sum of its proper divisors (1).
23203032481 is an equidigital number, since it uses as much as digits as its factorization.
23203032481 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 6912, while the sum is 28.
The spelling of 23203032481 in words is "twenty-three billion, two hundred three million, thirty-two thousand, four hundred eighty-one".
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