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23053451 = 187912269
BaseRepresentation
bin101011111110…
…0010010001011
31121101020101112
41113330102023
521400202301
62142040535
7366644141
oct127742213
947336345
1023053451
1112016443
12787914b
134a121c5
1430c1591
1520559bb
hex15fc48b

23053451 has 4 divisors (see below), whose sum is σ = 23067600. Its totient is φ = 23039304.

The previous prime is 23053423. The next prime is 23053493. The reversal of 23053451 is 15435032.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23053451 - 210 = 23052427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23653451) 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, 4256 + ... + 8013.

It is an arithmetic number, because the mean of its divisors is an integer number (5766900).

Almost surely, 223053451 is an apocalyptic number.

23053451 is a deficient number, since it is larger than the sum of its proper divisors (14149).

23053451 is a wasteful number, since it uses less digits than its factorization.

23053451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14148.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 23053451 is about 4801.4009413920. The cubic root of 23053451 is about 284.6068283225.

Adding to 23053451 its reverse (15435032), we get a palindrome (38488483).

The spelling of 23053451 in words is "twenty-three million, fifty-three thousand, four hundred fifty-one".

Divisors: 1 1879 12269 23053451