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23872054 = 223515077
BaseRepresentation
bin101101100010…
…0001000110110
31122220211022011
41123010020312
522102401204
62211354434
7406623553
oct133041066
948824264
1023872054
1112525478
127bb2a1a
134c3a99b
143255a2a
152168304
hex16c4236

23872054 has 8 divisors (see below), whose sum is σ = 35830368. Its totient is φ = 11928600.

The previous prime is 23872039. The next prime is 23872061. The reversal of 23872054 is 45027832.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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, 2164 + ... + 7240.

It is an arithmetic number, because the mean of its divisors is an integer number (4478796).

Almost surely, 223872054 is an apocalyptic number.

23872054 is a deficient number, since it is larger than the sum of its proper divisors (11958314).

23872054 is a wasteful number, since it uses less digits than its factorization.

23872054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7430.

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 23872054 is about 4885.9036011776. The cubic root of 23872054 is about 287.9364169692.

Adding to 23872054 its reverse (45027832), we get a palindrome (68899886).

The spelling of 23872054 in words is "twenty-three million, eight hundred seventy-two thousand, fifty-four".

Divisors: 1 2 2351 4702 5077 10154 11936027 23872054