Base | Representation |
---|---|
bin | 101000100010… |
… | …101110010001 |
3 | 201222221212002 |
4 | 220202232101 |
5 | 10210043420 |
6 | 1015443345 |
7 | 156223244 |
oct | 50425621 |
9 | 21887762 |
10 | 10627985 |
11 | 5aa9a65 |
12 | 3686555 |
13 | 2281664 |
14 | 15a925b |
15 | dee075 |
hex | a22b91 |
10627985 has 8 divisors (see below), whose sum is σ = 12785640. Its totient is φ = 8481024.
The previous prime is 10627961. The next prime is 10628003. The reversal of 10627985 is 58972601.
It can be written as a sum of positive squares in 4 ways, for example, as 2007889 + 8620096 = 1417^2 + 2936^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 10627985 - 218 = 10365841 is a prime.
It is a super-2 number, since 2×106279852 = 225908130320450, which contains 22 as substring.
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, 290 + ... + 4619.
It is an arithmetic number, because the mean of its divisors is an integer number (1598205).
Almost surely, 210627985 is an apocalyptic number.
It is an amenable number.
10627985 is a deficient number, since it is larger than the sum of its proper divisors (2157655).
10627985 is an equidigital number, since it uses as much as digits as its factorization.
10627985 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5347.
The product of its (nonzero) digits is 30240, while the sum is 38.
The square root of 10627985 is about 3260.0590485450. The cubic root of 10627985 is about 219.8620691886.
The spelling of 10627985 in words is "ten million, six hundred twenty-seven thousand, nine hundred eighty-five".
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