Base | Representation |
---|---|
bin | 10111001111100010100101… |
… | …101110010000111000100101 |
3 | 111101221102102202210101221210 |
4 | 113033202211232100320211 |
5 | 101344310202003410341 |
6 | 1001224333202502033 |
7 | 30350240166400335 |
oct | 2717424556207045 |
9 | 441842382711853 |
10 | 102223002013221 |
11 | 2a631593763141 |
12 | b56b604664919 |
13 | 4506784311a9b |
14 | 1b358966370c5 |
15 | bc40c52ccc16 |
hex | 5cf8a5b90e25 |
102223002013221 has 24 divisors (see below), whose sum is σ = 139323982806784. Its totient is φ = 66667563103680.
The previous prime is 102223002013169. The next prime is 102223002013267. The reversal of 102223002013221 is 122310200322201.
It is not a de Polignac number, because 102223002013221 - 239 = 101673246199333 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102223002013291) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10602681 + ... + 17800641.
Almost surely, 2102223002013221 is an apocalyptic number.
It is an amenable number.
102223002013221 is a deficient number, since it is larger than the sum of its proper divisors (37100980793563).
102223002013221 is an equidigital number, since it uses as much as digits as its factorization.
102223002013221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7200201 (or 7200154 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 21.
Adding to 102223002013221 its reverse (122310200322201), we get a palindrome (224533202335422).
The spelling of 102223002013221 in words is "one hundred two trillion, two hundred twenty-three billion, two million, thirteen thousand, two hundred twenty-one".
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