Base | Representation |
---|---|
bin | 101001100010… |
… | …000000101101 |
3 | 202111010110010 |
4 | 221202000231 |
5 | 10241342323 |
6 | 1025203433 |
7 | 161353101 |
oct | 51420055 |
9 | 22433403 |
10 | 10887213 |
11 | 61667a7 |
12 | 3790579 |
13 | 234264c |
14 | 1635901 |
15 | e50c93 |
hex | a6202d |
10887213 has 16 divisors (see below), whose sum is σ = 15262016. Its totient is φ = 6894720.
The previous prime is 10887199. The next prime is 10887223. The reversal of 10887213 is 31278801.
It is a happy number.
It is not a de Polignac number, because 10887213 - 24 = 10887197 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10887223) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3633 + ... + 5913.
It is an arithmetic number, because the mean of its divisors is an integer number (953876).
Almost surely, 210887213 is an apocalyptic number.
It is an amenable number.
10887213 is a deficient number, since it is larger than the sum of its proper divisors (4374803).
10887213 is a wasteful number, since it uses less digits than its factorization.
10887213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2364.
The product of its (nonzero) digits is 2688, while the sum is 30.
The square root of 10887213 is about 3299.5777002520. The cubic root of 10887213 is about 221.6352870449.
The spelling of 10887213 in words is "ten million, eight hundred eighty-seven thousand, two hundred thirteen".
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