Base | Representation |
---|---|
bin | 110010001000… |
… | …000100011010 |
3 | 220201121000221 |
4 | 302020010122 |
5 | 11330442000 |
6 | 1145350254 |
7 | 216455524 |
oct | 62100432 |
9 | 26647027 |
10 | 13140250 |
11 | 7465512 |
12 | 449838a |
13 | 2950cc6 |
14 | 1a60a14 |
15 | 124861a |
hex | c8811a |
13140250 has 16 divisors (see below), whose sum is σ = 24599016. Its totient is φ = 5256000.
The previous prime is 13140221. The next prime is 13140271. The reversal of 13140250 is 5204131.
It can be written as a sum of positive squares in 4 ways, for example, as 6395841 + 6744409 = 2529^2 + 2597^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26031 + ... + 26530.
Almost surely, 213140250 is an apocalyptic number.
13140250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13140250 is a deficient number, since it is larger than the sum of its proper divisors (11458766).
13140250 is an equidigital number, since it uses as much as digits as its factorization.
13140250 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52578 (or 52568 counting only the distinct ones).
The product of its (nonzero) digits is 120, while the sum is 16.
The square root of 13140250 is about 3624.9482754930. The cubic root of 13140250 is about 235.9760221737.
Adding to 13140250 its reverse (5204131), we get a palindrome (18344381).
The spelling of 13140250 in words is "thirteen million, one hundred forty thousand, two hundred fifty".
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