Base | Representation |
---|---|
bin | 101000001001… |
… | …000110000101 |
3 | 201210121212020 |
4 | 220021012011 |
5 | 10143214023 |
6 | 1013313353 |
7 | 155305224 |
oct | 50110605 |
9 | 21717766 |
10 | 10523013 |
11 | 5a38106 |
12 | 3635859 |
13 | 2245947 |
14 | 157ccbb |
15 | dccde3 |
hex | a09185 |
10523013 has 4 divisors (see below), whose sum is σ = 14030688. Its totient is φ = 7015340.
The previous prime is 10522999. The next prime is 10523021. The reversal of 10523013 is 31032501.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 31032501 = 3 ⋅10344167.
It is a cyclic number.
It is not a de Polignac number, because 10523013 - 24 = 10522997 is a prime.
It is a super-2 number, since 2×105230132 = 221467605196338, which contains 22 as substring.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 10522983 and 10523001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10523053) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1753833 + ... + 1753838.
It is an arithmetic number, because the mean of its divisors is an integer number (3507672).
Almost surely, 210523013 is an apocalyptic number.
It is an amenable number.
10523013 is a deficient number, since it is larger than the sum of its proper divisors (3507675).
10523013 is an equidigital number, since it uses as much as digits as its factorization.
10523013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3507674.
The product of its (nonzero) digits is 90, while the sum is 15.
The square root of 10523013 is about 3243.9193886408. The cubic root of 10523013 is about 219.1358178392.
Adding to 10523013 its reverse (31032501), we get a palindrome (41555514).
The spelling of 10523013 in words is "ten million, five hundred twenty-three thousand, thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •