Base | Representation |
---|---|
bin | 10101100010101101… |
… | …111000110111001001 |
3 | 2012201001010020010011 |
4 | 111202231320313021 |
5 | 334333021024113 |
6 | 14343134151521 |
7 | 1446131352043 |
oct | 254255706711 |
9 | 65631106104 |
10 | 23131033033 |
11 | 989a957529 |
12 | 45966525a1 |
13 | 2248279bc4 |
14 | 119607aa93 |
15 | 905a9463d |
hex | 562b78dc9 |
23131033033 has 8 divisors (see below), whose sum is σ = 23975770752. Its totient is φ = 22300986576.
The previous prime is 23131033027. The next prime is 23131033049. The reversal of 23131033033 is 33033013132.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-23131033033 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 23131032995 and 23131033013.
It is not an unprimeable number, because it can be changed into a prime (23131034033) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3669610 + ... + 3675907.
It is an arithmetic number, because the mean of its divisors is an integer number (2996971344).
Almost surely, 223131033033 is an apocalyptic number.
It is an amenable number.
23131033033 is a deficient number, since it is larger than the sum of its proper divisors (844737719).
23131033033 is an equidigital number, since it uses as much as digits as its factorization.
23131033033 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7345631.
The product of its (nonzero) digits is 1458, while the sum is 22.
Adding to 23131033033 its reverse (33033013132), we get a palindrome (56164046165).
The spelling of 23131033033 in words is "twenty-three billion, one hundred thirty-one million, thirty-three thousand, thirty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •