Search a number
-
+
12064807 = 12799433
BaseRepresentation
bin101110000001…
…100000100111
3211200221210201
4232001200213
511042033212
61110331331
7204356236
oct56014047
924627721
1012064807
1168a0517
124059b47
132665651
141860b1d
1510d4b57
hexb81827

12064807 has 4 divisors (see below), whose sum is σ = 12075520. Its totient is φ = 12054096.

The previous prime is 12064799. The next prime is 12064879. The reversal of 12064807 is 70846021.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 70846021 = 174167413.

It is a cyclic number.

It is not a de Polignac number, because 12064807 - 23 = 12064799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12064207) 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, 3438 + ... + 5995.

It is an arithmetic number, because the mean of its divisors is an integer number (3018880).

Almost surely, 212064807 is an apocalyptic number.

12064807 is a deficient number, since it is larger than the sum of its proper divisors (10713).

12064807 is an equidigital number, since it uses as much as digits as its factorization.

12064807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10712.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 12064807 is about 3473.4431044714. The cubic root of 12064807 is about 229.3542504376.

The spelling of 12064807 in words is "twelve million, sixty-four thousand, eight hundred seven".

Divisors: 1 1279 9433 12064807