Search a number
-
+
23034349 = 133495077
BaseRepresentation
bin101011111011…
…1100111101101
31121100021012001
41113313213231
521344044344
62141412301
7366534352
oct127674755
947307161
1023034349
1112003058
12786a091
134a065c0
1430b8629
15204eed4
hex15f79ed

23034349 has 8 divisors (see below), whose sum is σ = 24882200. Its totient is φ = 21197376.

The previous prime is 23034343. The next prime is 23034353. The reversal of 23034349 is 94343032.

It can be written as a sum of positive squares in 4 ways, for example, as 7941124 + 15093225 = 2818^2 + 3885^2 .

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 23034349 - 217 = 22903277 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23034343) 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, 1999 + ... + 7075.

It is an arithmetic number, because the mean of its divisors is an integer number (3110275).

Almost surely, 223034349 is an apocalyptic number.

It is an amenable number.

23034349 is a deficient number, since it is larger than the sum of its proper divisors (1847851).

23034349 is a wasteful number, since it uses less digits than its factorization.

23034349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5439.

The product of its (nonzero) digits is 7776, while the sum is 28.

The square root of 23034349 is about 4799.4113180681. The cubic root of 23034349 is about 284.5281985634.

The spelling of 23034349 in words is "twenty-three million, thirty-four thousand, three hundred forty-nine".

Divisors: 1 13 349 4537 5077 66001 1771873 23034349