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23105414 = 2171394889
BaseRepresentation
bin101100000100…
…0111110000110
31121110212200002
41120020332012
521403333124
62143121302
7400251503
oct130107606
947425602
1023105414
1112051492
1278a3232
134a2ca57
1430d64aa
1520660ae
hex1608f86

23105414 has 16 divisors (see below), whose sum is σ = 36968400. Its totient is φ = 10792704.

The previous prime is 23105399. The next prime is 23105417. The reversal of 23105414 is 41450132.

It is a super-2 number, since 2×231054142 = 1067720312222792, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23105417) 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 7 ways as a sum of consecutive naturals, for example, 2282 + ... + 7170.

It is an arithmetic number, because the mean of its divisors is an integer number (2310525).

Almost surely, 223105414 is an apocalyptic number.

23105414 is a deficient number, since it is larger than the sum of its proper divisors (13862986).

23105414 is a wasteful number, since it uses less digits than its factorization.

23105414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5047.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 23105414 is about 4806.8091287256. The cubic root of 23105414 is about 284.8205046020.

Adding to 23105414 its reverse (41450132), we get a palindrome (64555546).

The spelling of 23105414 in words is "twenty-three million, one hundred five thousand, four hundred fourteen".

Divisors: 1 2 17 34 139 278 2363 4726 4889 9778 83113 166226 679571 1359142 11552707 23105414