Base | Representation |
---|---|
bin | 110101000000… |
… | …101011100100 |
3 | 222011000022020 |
4 | 311000223210 |
5 | 12024141140 |
6 | 1213503140 |
7 | 226055226 |
oct | 65005344 |
9 | 28130266 |
10 | 13896420 |
11 | 793164a |
12 | 47a1ab0 |
13 | 2b57245 |
14 | 1bba416 |
15 | 13476d0 |
hex | d40ae4 |
13896420 has 24 divisors (see below), whose sum is σ = 38910144. Its totient is φ = 3705696.
The previous prime is 13896419. The next prime is 13896433. The reversal of 13896420 is 2469831.
It is a super-3 number, since 3×138964203 (a number of 22 digits) contains 333 as substring. Note that it is a super-d number also for d = 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, 115744 + ... + 115863.
It is an arithmetic number, because the mean of its divisors is an integer number (1621256).
Almost surely, 213896420 is an apocalyptic number.
13896420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13896420 is an abundant number, since it is smaller than the sum of its proper divisors (25013724).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13896420 is a wasteful number, since it uses less digits than its factorization.
13896420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 231619 (or 231617 counting only the distinct ones).
The product of its (nonzero) digits is 10368, while the sum is 33.
The square root of 13896420 is about 3727.7902301498. The cubic root of 13896420 is about 240.4183675011.
The spelling of 13896420 in words is "thirteen million, eight hundred ninety-six thousand, four hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •