Base | Representation |
---|---|
bin | 10110100101000100… |
… | …01001111010001010 |
3 | 1011021210212122202212 |
4 | 23102202021322022 |
5 | 144311224302214 |
6 | 5322510425122 |
7 | 606253115300 |
oct | 132242117212 |
9 | 34253778685 |
10 | 12122103434 |
11 | 516067a801 |
12 | 24238021a2 |
13 | 11b2546c8c |
14 | 82dd24270 |
15 | 4ae33e53e |
hex | 2d2889e8a |
12122103434 has 24 divisors (see below), whose sum is σ = 21172176900. Its totient is φ = 5190190656.
The previous prime is 12122103431. The next prime is 12122103473. The reversal of 12122103434 is 43430122121.
It can be written as a sum of positive squares in 2 ways, for example, as 11577114409 + 544989025 = 107597^2 + 23345^2 .
It is not an unprimeable number, because it can be changed into a prime (12122103431) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43844 + ... + 161760.
Almost surely, 212122103434 is an apocalyptic number.
12122103434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
12122103434 is a deficient number, since it is larger than the sum of its proper divisors (9050073466).
12122103434 is a wasteful number, since it uses less digits than its factorization.
12122103434 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 118982 (or 118975 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 23.
Adding to 12122103434 its reverse (43430122121), we get a palindrome (55552225555).
The spelling of 12122103434 in words is "twelve billion, one hundred twenty-two million, one hundred three thousand, four hundred thirty-four".
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