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23078413 is a prime number
BaseRepresentation
bin101100000001…
…0011000001101
31121102111122001
41120002120031
521402002123
62142352301
7400110001
oct130023015
947374561
1023078413
1112033176
12788b691
134a20687
1430ca701
15205d0ad
hex160260d

23078413 has 2 divisors, whose sum is σ = 23078414. Its totient is φ = 23078412.

The previous prime is 23078389. The next prime is 23078437. The reversal of 23078413 is 31487032.

It is a balanced prime because it is at equal distance from previous prime (23078389) and next prime (23078437).

It can be written as a sum of positive squares in only one way, i.e., 23068809 + 9604 = 4803^2 + 98^2 .

It is a cyclic number.

It is not a de Polignac number, because 23078413 - 213 = 23070221 is a prime.

It is a super-2 number, since 2×230784132 = 1065226293197138, which contains 22 as substring.

It is equal to p1452907 and since 23078413 and 1452907 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23078213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11539206 + 11539207.

It is an arithmetic number, because the mean of its divisors is an integer number (11539207).

Almost surely, 223078413 is an apocalyptic number.

It is an amenable number.

23078413 is a deficient number, since it is larger than the sum of its proper divisors (1).

23078413 is an equidigital number, since it uses as much as digits as its factorization.

23078413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 23078413 is about 4803.9996877602. Note that the first 3 decimals coincide. The cubic root of 23078413 is about 284.7095142215.

The spelling of 23078413 in words is "twenty-three million, seventy-eight thousand, four hundred thirteen".