Base | Representation |
---|---|
bin | 10101100111011111… |
… | …000011101000111100 |
3 | 2012220121122112211112 |
4 | 111213133003220330 |
5 | 340014010443400 |
6 | 14355112541152 |
7 | 1451122336415 |
oct | 254737035074 |
9 | 65817575745 |
10 | 23211031100 |
11 | 9931027234 |
12 | 45b93b17b8 |
13 | 225ba0943a |
14 | 11a294280c |
15 | 90cae7835 |
hex | 5677c3a3c |
23211031100 has 36 divisors (see below), whose sum is σ = 51119712504. Its totient is φ = 9145836480.
The previous prime is 23211031097. The next prime is 23211031133. The reversal of 23211031100 is 113011232.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1725467 + ... + 1738866.
It is an arithmetic number, because the mean of its divisors is an integer number (1419992014).
Almost surely, 223211031100 is an apocalyptic number.
23211031100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23211031100 is an abundant number, since it is smaller than the sum of its proper divisors (27908681404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23211031100 is a wasteful number, since it uses less digits than its factorization.
23211031100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3464414 (or 3464407 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 14.
Adding to 23211031100 its reverse (113011232), we get a palindrome (23324042332).
The spelling of 23211031100 in words is "twenty-three billion, two hundred eleven million, thirty-one thousand, one hundred".
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