Base | Representation |
---|---|
bin | 11000110000000010… |
… | …01000100101110000 |
3 | 1021022001102211201111 |
4 | 30120001020211300 |
5 | 204203142234100 |
6 | 10034312443104 |
7 | 650166611314 |
oct | 143001104560 |
9 | 37261384644 |
10 | 13287852400 |
11 | 56a97121a9 |
12 | 26aa0a9494 |
13 | 1339c08574 |
14 | 900a99b44 |
15 | 52b8616ba |
hex | 318048970 |
13287852400 has 60 divisors (see below), whose sum is σ = 32953904704. Its totient is φ = 5143680000.
The previous prime is 13287852371. The next prime is 13287852463. The reversal of 13287852400 is 425878231.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (40).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 523401 + ... + 548200.
Almost surely, 213287852400 is an apocalyptic number.
13287852400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13287852400 is an abundant number, since it is smaller than the sum of its proper divisors (19666052304).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13287852400 is a wasteful number, since it uses less digits than its factorization.
13287852400 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1071650 (or 1071639 counting only the distinct ones).
The product of its (nonzero) digits is 107520, while the sum is 40.
The spelling of 13287852400 in words is "thirteen billion, two hundred eighty-seven million, eight hundred fifty-two thousand, four hundred".
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