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23323141 = 148315727
BaseRepresentation
bin101100011111…
…0001000000101
31121212221100001
41120332020011
521432320031
62151521301
7402146332
oct130761005
947787301
1023323141
1112190026
127989231
134aa7b9a
143151989
1520aa861
hex163e205

23323141 has 4 divisors (see below), whose sum is σ = 23340352. Its totient is φ = 23305932.

The previous prime is 23323121. The next prime is 23323147. The reversal of 23323141 is 14132332.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23323141 - 221 = 21225989 is a prime.

It is a super-2 number, since 2×233231412 = 1087937812211762, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23323147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6381 + ... + 9346.

It is an arithmetic number, because the mean of its divisors is an integer number (5835088).

Almost surely, 223323141 is an apocalyptic number.

It is an amenable number.

23323141 is a deficient number, since it is larger than the sum of its proper divisors (17211).

23323141 is a wasteful number, since it uses less digits than its factorization.

23323141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17210.

The product of its digits is 432, while the sum is 19.

The square root of 23323141 is about 4829.4037934304. The cubic root of 23323141 is about 285.7123495464.

Adding to 23323141 its reverse (14132332), we get a palindrome (37455473).

The spelling of 23323141 in words is "twenty-three million, three hundred twenty-three thousand, one hundred forty-one".

Divisors: 1 1483 15727 23323141