Base | Representation |
---|---|
bin | 101000111010… |
… | …011011011001 |
3 | 202011220001020 |
4 | 220322123121 |
5 | 10221200311 |
6 | 1021513053 |
7 | 160106313 |
oct | 50723331 |
9 | 22156036 |
10 | 10725081 |
11 | 6065a04 |
12 | 3712789 |
13 | 22b6903 |
14 | 15d27b3 |
15 | e1cc06 |
hex | a3a6d9 |
10725081 has 16 divisors (see below), whose sum is σ = 14701440. Its totient is φ = 6952320.
The previous prime is 10725073. The next prime is 10725097. The reversal of 10725081 is 18052701.
It is not a de Polignac number, because 10725081 - 23 = 10725073 is a prime.
It is a super-3 number, since 3×107250813 (a number of 22 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is not an unprimeable number, because it can be changed into a prime (10725881) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18565 + ... + 19133.
It is an arithmetic number, because the mean of its divisors is an integer number (918840).
Almost surely, 210725081 is an apocalyptic number.
It is an amenable number.
10725081 is a deficient number, since it is larger than the sum of its proper divisors (3976359).
10725081 is a wasteful number, since it uses less digits than its factorization.
10725081 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 736.
The product of its (nonzero) digits is 560, while the sum is 24.
The square root of 10725081 is about 3274.9169455117. The cubic root of 10725081 is about 220.5295850390.
Adding to 10725081 its reverse (18052701), we get a palindrome (28777782).
The spelling of 10725081 in words is "ten million, seven hundred twenty-five thousand, eighty-one".
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