Base | Representation |
---|---|
bin | 101111100110011011… |
… | …1010110110000101111 |
3 | 100202211222102122010100 |
4 | 1133030313112300233 |
5 | 3133322123423043 |
6 | 114543153242143 |
7 | 10246065543636 |
oct | 1371467266057 |
9 | 322758378110 |
10 | 102221311023 |
11 | 3a3962a0a37 |
12 | 17989863353 |
13 | 9840a93170 |
14 | 4d3a08851d |
15 | 29d4265cd3 |
hex | 17ccdd6c2f |
102221311023 has 24 divisors (see below), whose sum is σ = 159028440480. Its totient is φ = 62898494400.
The previous prime is 102221311001. The next prime is 102221311043. The reversal of 102221311023 is 320113122201.
It is not a de Polignac number, because 102221311023 - 28 = 102221310767 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 102221310987 and 102221311005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102221311043) 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 23 ways as a sum of consecutive naturals, for example, 1144633 + ... + 1230701.
It is an arithmetic number, because the mean of its divisors is an integer number (6626185020).
Almost surely, 2102221311023 is an apocalyptic number.
102221311023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
102221311023 is a deficient number, since it is larger than the sum of its proper divisors (56807129457).
102221311023 is a wasteful number, since it uses less digits than its factorization.
102221311023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 96239 (or 96236 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
Adding to 102221311023 its reverse (320113122201), we get a palindrome (422334433224).
The spelling of 102221311023 in words is "one hundred two billion, two hundred twenty-one million, three hundred eleven thousand, twenty-three".
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