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23056454 = 2174611471
BaseRepresentation
bin101011111110…
…1000001000110
31121101101111202
41113331001012
521400301304
62142102502
7366655661
oct127750106
947341452
1023056454
1112018723
12787aa32
134a13695
1430c26d8
15205681e
hex15fd046

23056454 has 16 divisors (see below), whose sum is σ = 36723456. Its totient is φ = 10819200.

The previous prime is 23056441. The next prime is 23056459. The reversal of 23056454 is 45465032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23056459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14939 + ... + 16409.

It is an arithmetic number, because the mean of its divisors is an integer number (2295216).

Almost surely, 223056454 is an apocalyptic number.

23056454 is a deficient number, since it is larger than the sum of its proper divisors (13667002).

23056454 is a wasteful number, since it uses less digits than its factorization.

23056454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1951.

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 23056454 is about 4801.7136524370. The cubic root of 23056454 is about 284.6191856509.

The spelling of 23056454 in words is "twenty-three million, fifty-six thousand, four hundred fifty-four".

Divisors: 1 2 17 34 461 922 1471 2942 7837 15674 25007 50014 678131 1356262 11528227 23056454