Base | Representation |
---|---|
bin | 1010100000010011010010… |
… | …11000110100000011001101 |
3 | 10000210100101211201221212001 |
4 | 11100021221120310003031 |
5 | 11011433002132331341 |
6 | 121044012423512301 |
7 | 4602633032135542 |
oct | 520115130640315 |
9 | 100710354657761 |
10 | 23100102230221 |
11 | 73a67755439a5 |
12 | 2710b555b8691 |
13 | cb743a868013 |
14 | 59c09d9c6bc9 |
15 | 2a0d477a9d31 |
hex | 1502696340cd |
23100102230221 has 2 divisors, whose sum is σ = 23100102230222. Its totient is φ = 23100102230220.
The previous prime is 23100102230143. The next prime is 23100102230311. The reversal of 23100102230221 is 12203220100132.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 22728922760196 + 371179470025 = 4767486^2 + 609245^2 .
It is a cyclic number.
It is not a de Polignac number, because 23100102230221 - 229 = 23099565359309 is a prime.
It is a super-2 number, since 2×231001022302212 (a number of 28 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (23100102230321) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11550051115110 + 11550051115111.
It is an arithmetic number, because the mean of its divisors is an integer number (11550051115111).
Almost surely, 223100102230221 is an apocalyptic number.
It is an amenable number.
23100102230221 is a deficient number, since it is larger than the sum of its proper divisors (1).
23100102230221 is an equidigital number, since it uses as much as digits as its factorization.
23100102230221 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 23100102230221 its reverse (12203220100132), we get a palindrome (35303322330353).
The spelling of 23100102230221 in words is "twenty-three trillion, one hundred billion, one hundred two million, two hundred thirty thousand, two hundred twenty-one".
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