Base | Representation |
---|---|
bin | 101000000101… |
… | …010110100101 |
3 | 201202211211112 |
4 | 220011112211 |
5 | 10142221220 |
6 | 1013114405 |
7 | 155212436 |
oct | 50052645 |
9 | 21684745 |
10 | 10507685 |
11 | 5a27641 |
12 | 3628a05 |
13 | 223b986 |
14 | 157748d |
15 | dc85c5 |
hex | a055a5 |
10507685 has 8 divisors (see below), whose sum is σ = 12917016. Its totient is φ = 8200960.
The previous prime is 10507681. The next prime is 10507691. The reversal of 10507685 is 58670501.
It can be written as a sum of positive squares in 4 ways, for example, as 465124 + 10042561 = 682^2 + 3169^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 10507685 - 22 = 10507681 is a prime.
It is a super-2 number, since 2×105076852 = 220822888118450, which contains 22 as substring.
It is a Duffinian number.
It is a zygodrome in base 4.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10507681) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25424 + ... + 25833.
It is an arithmetic number, because the mean of its divisors is an integer number (1614627).
Almost surely, 210507685 is an apocalyptic number.
It is an amenable number.
10507685 is a deficient number, since it is larger than the sum of its proper divisors (2409331).
10507685 is an equidigital number, since it uses as much as digits as its factorization.
10507685 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51303.
The product of its (nonzero) digits is 8400, while the sum is 32.
The square root of 10507685 is about 3241.5559535507. Note that the first 3 decimals coincide. The cubic root of 10507685 is about 219.0293671480.
The spelling of 10507685 in words is "ten million, five hundred seven thousand, six hundred eighty-five".
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