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23980870 = 252398087
BaseRepresentation
bin101101101111…
…0101101000110
31200010100120101
41123132231012
522114341440
62213554314
7410556034
oct133365506
950110511
1023980870
111259a201
12804599a
134c78384
143283554
15218a69a
hex16deb46

23980870 has 8 divisors (see below), whose sum is σ = 43165584. Its totient is φ = 9592344.

The previous prime is 23980843. The next prime is 23980937. The reversal of 23980870 is 7808932.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1199034 + ... + 1199053.

It is an arithmetic number, because the mean of its divisors is an integer number (5395698).

Almost surely, 223980870 is an apocalyptic number.

23980870 is a deficient number, since it is larger than the sum of its proper divisors (19184714).

23980870 is a wasteful number, since it uses less digits than its factorization.

23980870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2398094.

The product of its (nonzero) digits is 24192, while the sum is 37.

The square root of 23980870 is about 4897.0266488962. The cubic root of 23980870 is about 288.3732541501.

The spelling of 23980870 in words is "twenty-three million, nine hundred eighty thousand, eight hundred seventy".

Divisors: 1 2 5 10 2398087 4796174 11990435 23980870