Base | Representation |
---|---|
bin | 100001101001011010100… |
… | …001110101001001000110 |
3 | 22012001012222100021200210 |
4 | 201221122201311021012 |
5 | 300340402033114420 |
6 | 4530114251020250 |
7 | 326023515054105 |
oct | 41513241651106 |
9 | 8161188307623 |
10 | 2312211223110 |
11 | 81166aa57808 |
12 | 314156a3a686 |
13 | 13a06b211289 |
14 | 7dca96b403c |
15 | 4022c7319e0 |
hex | 21a5a875246 |
2312211223110 has 128 divisors (see below), whose sum is σ = 5748791574528. Its totient is φ = 594570240000.
The previous prime is 2312211223099. The next prime is 2312211223117. The reversal of 2312211223110 is 113221122132.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2312211223117) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 424957990 + ... + 424963430.
It is an arithmetic number, because the mean of its divisors is an integer number (44912434176).
Almost surely, 22312211223110 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2312211223110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2874395787264).
2312211223110 is an abundant number, since it is smaller than the sum of its proper divisors (3436580351418).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2312211223110 is a wasteful number, since it uses less digits than its factorization.
2312211223110 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7030.
The product of its (nonzero) digits is 288, while the sum is 21.
Adding to 2312211223110 its reverse (113221122132), we get a palindrome (2425432345242).
The spelling of 2312211223110 in words is "two trillion, three hundred twelve billion, two hundred eleven million, two hundred twenty-three thousand, one hundred ten".
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