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23880379 = 149293547
BaseRepresentation
bin101101100011…
…0001010111011
31122221020201111
41123012022323
522103133004
62211501151
7406660045
oct133061273
948836644
1023880379
1112530756
127bb77b7
134c41703
143258a95
15216aa04
hex16c62bb

23880379 has 8 divisors (see below), whose sum is σ = 24166800. Its totient is φ = 23595936.

The previous prime is 23880319. The next prime is 23880413. The reversal of 23880379 is 97308832.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 23880379 - 27 = 23880251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23880319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43384 + ... + 43930.

It is an arithmetic number, because the mean of its divisors is an integer number (3020850).

Almost surely, 223880379 is an apocalyptic number.

23880379 is a deficient number, since it is larger than the sum of its proper divisors (286421).

23880379 is a wasteful number, since it uses less digits than its factorization.

23880379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 989.

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 23880379 is about 4886.7554675879. The cubic root of 23880379 is about 287.9698841645.

The spelling of 23880379 in words is "twenty-three million, eight hundred eighty thousand, three hundred seventy-nine".

Divisors: 1 149 293 547 43657 81503 160271 23880379