Base | Representation |
---|---|
bin | 10011000010010110… |
… | …11011110110110111 |
3 | 222101021100011102000 |
4 | 21201023123312313 |
5 | 131412400302411 |
6 | 4410052550343 |
7 | 511161206550 |
oct | 114113336667 |
9 | 28337304360 |
10 | 10220322231 |
11 | 43751183a9 |
12 | 1b929223b3 |
13 | c6b53b762 |
14 | 6cd515327 |
15 | 3ec3cd956 |
hex | 2612dbdb7 |
10220322231 has 16 divisors (see below), whose sum is σ = 17304249600. Its totient is φ = 5840184024.
The previous prime is 10220322227. The next prime is 10220322239. The reversal of 10220322231 is 13222302201.
It is not a de Polignac number, because 10220322231 - 22 = 10220322227 is a prime.
It is a super-2 number, since 2×102203222312 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10220322239) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27037701 + ... + 27038078.
It is an arithmetic number, because the mean of its divisors is an integer number (1081515600).
Almost surely, 210220322231 is an apocalyptic number.
10220322231 is a deficient number, since it is larger than the sum of its proper divisors (7083927369).
10220322231 is an equidigital number, since it uses as much as digits as its factorization.
10220322231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54075795 (or 54075789 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 10220322231 its reverse (13222302201), we get a palindrome (23442624432).
The spelling of 10220322231 in words is "ten billion, two hundred twenty million, three hundred twenty-two thousand, two hundred thirty-one".
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