Base | Representation |
---|---|
bin | 10111000101101110… |
… | …11101000010001110 |
3 | 1011222220111020221001 |
4 | 23202313131002032 |
5 | 200341401403004 |
6 | 5410015530514 |
7 | 616121205055 |
oct | 134267350216 |
9 | 34886436831 |
10 | 12396122254 |
11 | 529131913a |
12 | 249b529a3a |
13 | 12272490a9 |
14 | 85849339c |
15 | 4c841a1a4 |
hex | 2e2ddd08e |
12396122254 has 32 divisors (see below), whose sum is σ = 20172312576. Its totient is φ = 5690766720.
The previous prime is 12396122243. The next prime is 12396122257. The reversal of 12396122254 is 45222169321.
It is a super-2 number, since 2×123961222542 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12396122257) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 484507 + ... + 509449.
It is an arithmetic number, because the mean of its divisors is an integer number (630384768).
Almost surely, 212396122254 is an apocalyptic number.
12396122254 is a deficient number, since it is larger than the sum of its proper divisors (7776190322).
12396122254 is a wasteful number, since it uses less digits than its factorization.
12396122254 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25320.
The product of its digits is 51840, while the sum is 37.
The spelling of 12396122254 in words is "twelve billion, three hundred ninety-six million, one hundred twenty-two thousand, two hundred fifty-four".
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