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23054005 = 513354677
BaseRepresentation
bin101011111110…
…0011010110101
31121101021011001
41113330122311
521400212010
62142043301
7366645562
oct127743265
947337131
1023054005
11120168a7
127879531
134a12530
1430c1869
152055c3a
hex15fc6b5

23054005 has 8 divisors (see below), whose sum is σ = 29792952. Its totient is φ = 17024448.

The previous prime is 23053991. The next prime is 23054021. The reversal of 23054005 is 50045032.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 386884 + 22667121 = 622^2 + 4761^2 .

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 23054005 - 29 = 23053493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177274 + ... + 177403.

It is an arithmetic number, because the mean of its divisors is an integer number (3724119).

Almost surely, 223054005 is an apocalyptic number.

It is an amenable number.

23054005 is a deficient number, since it is larger than the sum of its proper divisors (6738947).

23054005 is a wasteful number, since it uses less digits than its factorization.

23054005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354695.

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 23054005 is about 4801.4586325407. The cubic root of 23054005 is about 284.6091081102.

Adding to 23054005 its reverse (50045032), we get a palindrome (73099037).

The spelling of 23054005 in words is "twenty-three million, fifty-four thousand, five".

Divisors: 1 5 13 65 354677 1773385 4610801 23054005