Base | Representation |
---|---|
bin | 10110111010100010… |
… | …01110000000011000 |
3 | 1011202100210011211212 |
4 | 23131101032000120 |
5 | 200143331310034 |
6 | 5352423042252 |
7 | 613601041424 |
oct | 133521160030 |
9 | 34670704755 |
10 | 12302213144 |
11 | 5243307901 |
12 | 2473ba0388 |
13 | 1210958a80 |
14 | 849c09b84 |
15 | 4c006a2ce |
hex | 2dd44e018 |
12302213144 has 32 divisors (see below), whose sum is σ = 25030661040. Its totient is φ = 5634595200.
The previous prime is 12302213101. The next prime is 12302213167. The reversal of 12302213144 is 44131220321.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 437867 + ... + 465114.
Almost surely, 212302213144 is an apocalyptic number.
It is an amenable number.
12302213144 is an abundant number, since it is smaller than the sum of its proper divisors (12728447896).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12302213144 is a wasteful number, since it uses less digits than its factorization.
12302213144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 903131 (or 903127 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 23.
Adding to 12302213144 its reverse (44131220321), we get a palindrome (56433433465).
The spelling of 12302213144 in words is "twelve billion, three hundred two million, two hundred thirteen thousand, one hundred forty-four".
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