Base | Representation |
---|---|
bin | 10111101000110100… |
… | …01011111111010110 |
3 | 1012202102022011011212 |
4 | 23310122023333112 |
5 | 201442223041100 |
6 | 5455132101422 |
7 | 626323650533 |
oct | 136432137726 |
9 | 35672264155 |
10 | 12690440150 |
11 | 5422471573 |
12 | 2562004872 |
13 | 12732077ab |
14 | 8855c7d8a |
15 | 4e41a5635 |
hex | 2f468bfd6 |
12690440150 has 48 divisors (see below), whose sum is σ = 23935923360. Its totient is φ = 5005344000.
The previous prime is 12690440137. The next prime is 12690440167. The reversal of 12690440150 is 5104409621.
It is a super-2 number, since 2×126904401502 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1028216 + ... + 1040484.
It is an arithmetic number, because the mean of its divisors is an integer number (498665070).
Almost surely, 212690440150 is an apocalyptic number.
12690440150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12690440150 is a deficient number, since it is larger than the sum of its proper divisors (11245483210).
12690440150 is a wasteful number, since it uses less digits than its factorization.
12690440150 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12569 (or 12564 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 32.
Adding to 12690440150 its reverse (5104409621), we get a palindrome (17794849771).
The spelling of 12690440150 in words is "twelve billion, six hundred ninety million, four hundred forty thousand, one hundred fifty".
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