Base | Representation |
---|---|
bin | 110100110000… |
… | …011111001010 |
3 | 222000122022120 |
4 | 310300133022 |
5 | 12020030330 |
6 | 1212232110 |
7 | 225360651 |
oct | 64603712 |
9 | 28018276 |
10 | 13830090 |
11 | 789682a |
12 | 476b636 |
13 | 2b32cb1 |
14 | 1ba0198 |
15 | 1332c10 |
hex | d307ca |
13830090 has 64 divisors (see below), whose sum is σ = 34670592. Its totient is φ = 3528000.
The previous prime is 13830059. The next prime is 13830101. The reversal of 13830090 is 9003831.
13830090 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 13830090.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 91515 + ... + 91665.
It is an arithmetic number, because the mean of its divisors is an integer number (541728).
Almost surely, 213830090 is an apocalyptic number.
13830090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 13830090, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17335296).
13830090 is an abundant number, since it is smaller than the sum of its proper divisors (20840502).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13830090 is a wasteful number, since it uses less digits than its factorization.
13830090 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 275.
The product of its (nonzero) digits is 648, while the sum is 24.
The square root of 13830090 is about 3718.8828967850. The cubic root of 13830090 is about 240.0352378815.
The spelling of 13830090 in words is "thirteen million, eight hundred thirty thousand, ninety".
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