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23030413 = 719434027
BaseRepresentation
bin101011111011…
…0101010001101
31121100001210021
41113312222031
521343433123
62141342141
7366520030
oct127665215
947301707
1023030413
11120000aa
127867951
134a04883
1430b7017
15204dc5d
hex15f6a8d

23030413 has 16 divisors (see below), whose sum is σ = 28357120. Its totient is φ = 18261936.

The previous prime is 23030411. The next prime is 23030431. The reversal of 23030413 is 31403032.

It is not a de Polignac number, because 23030413 - 21 = 23030411 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23030411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3706 + ... + 7732.

It is an arithmetic number, because the mean of its divisors is an integer number (1772320).

Almost surely, 223030413 is an apocalyptic number.

It is an amenable number.

23030413 is a deficient number, since it is larger than the sum of its proper divisors (5326707).

23030413 is a wasteful number, since it uses less digits than its factorization.

23030413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4096.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 23030413 is about 4799.0012502603. The cubic root of 23030413 is about 284.5119913651.

Adding to 23030413 its reverse (31403032), we get a palindrome (54433445).

The spelling of 23030413 in words is "twenty-three million, thirty thousand, four hundred thirteen".

Divisors: 1 7 19 43 133 301 817 4027 5719 28189 76513 173161 535591 1212127 3290059 23030413