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10667243 = 83128521
BaseRepresentation
bin101000101100…
…010011101011
3202001221201002
4220230103223
510212322433
61020345215
7156445556
oct50542353
922057632
1010667243
116026504
1236a520b
1322964a2
1415b969d
15e0a9e8
hexa2c4eb

10667243 has 4 divisors (see below), whose sum is σ = 10795848. Its totient is φ = 10538640.

The previous prime is 10667221. The next prime is 10667269. The reversal of 10667243 is 34276601.

10667243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34276601 = 231490287.

It is a cyclic number.

It is not a de Polignac number, because 10667243 - 26 = 10667179 is a prime.

It is a super-2 number, since 2×106672432 = 227580146442098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10667203) 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, 64178 + ... + 64343.

It is an arithmetic number, because the mean of its divisors is an integer number (2698962).

Almost surely, 210667243 is an apocalyptic number.

10667243 is a deficient number, since it is larger than the sum of its proper divisors (128605).

10667243 is an equidigital number, since it uses as much as digits as its factorization.

10667243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128604.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 10667243 is about 3266.0745551809. The cubic root of 10667243 is about 220.1324477939.

The spelling of 10667243 in words is "ten million, six hundred sixty-seven thousand, two hundred forty-three".

Divisors: 1 83 128521 10667243