Base | Representation |
---|---|
bin | 110011000111… |
… | …011111000000 |
3 | 221012210100022 |
4 | 303013133000 |
5 | 11412300000 |
6 | 1155113012 |
7 | 221620025 |
oct | 63073700 |
9 | 27183308 |
10 | 13400000 |
11 | 7622689 |
12 | 45a2768 |
13 | 2a122c3 |
14 | 1acb54c |
15 | 129a585 |
hex | cc77c0 |
13400000 has 84 divisors (see below), whose sum is σ = 33732216. Its totient is φ = 5280000.
The previous prime is 13399999. The next prime is 13400027. The reversal of 13400000 is 431.
13400000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (8).
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, 199967 + ... + 200033.
It is an arithmetic number, because the mean of its divisors is an integer number (401574).
Almost surely, 213400000 is an apocalyptic number.
13400000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16866108).
13400000 is an abundant number, since it is smaller than the sum of its proper divisors (20332216).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13400000 is an frugal number, since it uses more digits than its factorization.
13400000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 104 (or 74 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 8.
The square root of 13400000 is about 3660.6010435446. The cubic root of 13400000 is about 237.5207738062.
Adding to 13400000 its reverse (431), we get a palindrome (13400431).
The spelling of 13400000 in words is "thirteen million, four hundred thousand".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •