Base | Representation |
---|---|
bin | 111001011000111101… |
… | …1101111011101011100 |
3 | 102210010002220202110102 |
4 | 1302301323233131130 |
5 | 4004401020444122 |
6 | 132341225200232 |
7 | 11622052241114 |
oct | 1626173573534 |
9 | 383102822412 |
10 | 123244312412 |
11 | 482a4224051 |
12 | 1ba76330078 |
13 | b81139c560 |
14 | 5d72188044 |
15 | 3314c08492 |
hex | 1cb1eef75c |
123244312412 has 36 divisors (see below), whose sum is σ = 246734684280. Its totient is φ = 53535984384.
The previous prime is 123244312403. The next prime is 123244312489. The reversal of 123244312412 is 214213442321.
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, 4085462 + ... + 4115517.
It is an arithmetic number, because the mean of its divisors is an integer number (6853741230).
Almost surely, 2123244312412 is an apocalyptic number.
It is an amenable number.
123244312412 is an abundant number, since it is smaller than the sum of its proper divisors (123490371868).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123244312412 is a wasteful number, since it uses less digits than its factorization.
123244312412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8201030 (or 8201011 counting only the distinct ones).
The product of its digits is 9216, while the sum is 29.
Adding to 123244312412 its reverse (214213442321), we get a palindrome (337457754733).
The spelling of 123244312412 in words is "one hundred twenty-three billion, two hundred forty-four million, three hundred twelve thousand, four hundred twelve".
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