Base | Representation |
---|---|
bin | 110101000101… |
… | …010100111010 |
3 | 222011222102001 |
4 | 311011110322 |
5 | 12030243300 |
6 | 1214131214 |
7 | 226164553 |
oct | 65052472 |
9 | 28158361 |
10 | 13915450 |
11 | 794497a |
12 | 47b0b0a |
13 | 2b62ac3 |
14 | 1bc332a |
15 | 134d16a |
hex | d4553a |
13915450 has 24 divisors (see below), whose sum is σ = 26025120. Its totient is φ = 5535600.
The previous prime is 13915439. The next prime is 13915453. The reversal of 13915450 is 5451931.
13915450 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
13915450 is a nontrivial binomial coefficient, being equal to C(5276, 2).
It is not an unprimeable number, because it can be changed into a prime (13915453) 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, 9891 + ... + 11209.
It is an arithmetic number, because the mean of its divisors is an integer number (1084380).
Almost surely, 213915450 is an apocalyptic number.
13915450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13915450 is the 5275-th triangular number and also the 2638-th hexagonal number.
13915450 is the 1759-th centered nonagonal number.
13915450 is a deficient number, since it is larger than the sum of its proper divisors (12109670).
13915450 is a wasteful number, since it uses less digits than its factorization.
13915450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1542 (or 1537 counting only the distinct ones).
The product of its (nonzero) digits is 2700, while the sum is 28.
The square root of 13915450 is about 3730.3418073951. The cubic root of 13915450 is about 240.5280618129.
It can be divided in two parts, 13915 and 450, that added together give a triangular number (14365 = T169).
The spelling of 13915450 in words is "thirteen million, nine hundred fifteen thousand, four hundred fifty".
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