Base | Representation |
---|---|
bin | 10110111110110111… |
… | …00101100010001010 |
3 | 1011211220001000000020 |
4 | 23133123211202022 |
5 | 200232123013021 |
6 | 5400200321310 |
7 | 614521252413 |
oct | 133733454212 |
9 | 34756030006 |
10 | 12338485386 |
11 | 5261831767 |
12 | 2484173236 |
13 | 1218318936 |
14 | 85096c80a |
15 | 4c33327c6 |
hex | 2df6e588a |
12338485386 has 32 divisors (see below), whose sum is σ = 26834742720. Its totient is φ = 3766277376.
The previous prime is 12338485381. The next prime is 12338485417. The reversal of 12338485386 is 68358483321.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is not an unprimeable number, because it can be changed into a prime (12338485381) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1630896 + ... + 1638443.
It is an arithmetic number, because the mean of its divisors is an integer number (838585710).
Almost surely, 212338485386 is an apocalyptic number.
12338485386 is an abundant number, since it is smaller than the sum of its proper divisors (14496257334).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12338485386 is a wasteful number, since it uses less digits than its factorization.
12338485386 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3269398.
The product of its digits is 3317760, while the sum is 51.
The spelling of 12338485386 in words is "twelve billion, three hundred thirty-eight million, four hundred eighty-five thousand, three hundred eighty-six".
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