Base | Representation |
---|---|
bin | 11000100110011100… |
… | …01111110001010000 |
3 | 1021002110001121201022 |
4 | 30103032033301100 |
5 | 204022043403400 |
6 | 10022320255012 |
7 | 645202035566 |
oct | 142316176120 |
9 | 37073047638 |
10 | 13207403600 |
11 | 5668264896 |
12 | 2687171468 |
13 | 132634bb21 |
14 | 8d4117a36 |
15 | 52476eb85 |
hex | 31338fc50 |
13207403600 has 60 divisors (see below), whose sum is σ = 32058002844. Its totient is φ = 5228482560.
The previous prime is 13207403591. The next prime is 13207403621. The reversal of 13207403600 is 630470231.
It can be written as a sum of positive squares in 6 ways, for example, as 3542154256 + 9665249344 = 59516^2 + 98312^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 13207403600.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 131399 + ... + 208998.
Almost surely, 213207403600 is an apocalyptic number.
13207403600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13207403600 is an abundant number, since it is smaller than the sum of its proper divisors (18850599244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13207403600 is a wasteful number, since it uses less digits than its factorization.
13207403600 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 340512 (or 340501 counting only the distinct ones).
The product of its (nonzero) digits is 3024, while the sum is 26.
Adding to 13207403600 its reverse (630470231), we get a palindrome (13837873831).
The spelling of 13207403600 in words is "thirteen billion, two hundred seven million, four hundred three thousand, six hundred".
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