Base | Representation |
---|---|
bin | 10111001010111110… |
… | …01110000110110110 |
3 | 1012002222020121211200 |
4 | 23211133032012312 |
5 | 200434131220202 |
6 | 5414230313330 |
7 | 620164054626 |
oct | 134537160666 |
9 | 35088217750 |
10 | 12440101302 |
11 | 5304127262 |
12 | 24b21b8846 |
13 | 12333a6ab5 |
14 | 860260886 |
15 | 4cc205e1c |
hex | 2e57ce1b6 |
12440101302 has 12 divisors (see below), whose sum is σ = 26953552860. Its totient is φ = 4146700428.
The previous prime is 12440101277. The next prime is 12440101313. The reversal of 12440101302 is 20310104421.
It is a super-2 number, since 2×124401013022 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 691116739 = 12440101302 / (1 + 2 + 4 + 4 + 0 + 1 + 0 + 1 + 3 + 0 + 2).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 345558352 + ... + 345558387.
It is an arithmetic number, because the mean of its divisors is an integer number (2246129405).
Almost surely, 212440101302 is an apocalyptic number.
12440101302 is an abundant number, since it is smaller than the sum of its proper divisors (14513451558).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12440101302 is a wasteful number, since it uses less digits than its factorization.
12440101302 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 691116747 (or 691116744 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
Adding to 12440101302 its reverse (20310104421), we get a palindrome (32750205723).
The spelling of 12440101302 in words is "twelve billion, four hundred forty million, one hundred one thousand, three hundred two".
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