Base | Representation |
---|---|
bin | 1010100001001011100011… |
… | …11011011101101000001101 |
3 | 10000220020101002120000100112 |
4 | 11100211301323131220031 |
5 | 11012431333414132341 |
6 | 121105530131405405 |
7 | 4605052436411363 |
oct | 520456173355015 |
9 | 100806332500315 |
10 | 23130310302221 |
11 | 7408567183561 |
12 | 2716986153865 |
13 | cba243082535 |
14 | 59d727915633 |
15 | 2a1a147d4aeb |
hex | 150971edda0d |
23130310302221 has 8 divisors (see below), whose sum is σ = 23174965132704. Its totient is φ = 23085657108720.
The previous prime is 23130310302181. The next prime is 23130310302277. The reversal of 23130310302221 is 12220301303132.
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-23130310302221 is a prime.
It is a super-2 number, since 2×231303103022212 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23130310302821) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30064475 + ... + 30824231.
It is an arithmetic number, because the mean of its divisors is an integer number (2896870641588).
Almost surely, 223130310302221 is an apocalyptic number.
It is an amenable number.
23130310302221 is a deficient number, since it is larger than the sum of its proper divisors (44654830483).
23130310302221 is an equidigital number, since it uses as much as digits as its factorization.
23130310302221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 818491.
The product of its (nonzero) digits is 1296, while the sum is 23.
Adding to 23130310302221 its reverse (12220301303132), we get a palindrome (35350611605353).
The spelling of 23130310302221 in words is "twenty-three trillion, one hundred thirty billion, three hundred ten million, three hundred two thousand, two hundred twenty-one".
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