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23123848 = 2311713701
BaseRepresentation
bin101100000110…
…1011110001000
31121111210221211
41120031132020
521404430343
62143342504
7400356316
oct130153610
947453854
1023123848
1112064320
1278b1a34
134a38267
1430dd0b6
15206b79d
hex160d788

23123848 has 32 divisors (see below), whose sum is σ = 47977920. Its totient is φ = 10360000.

The previous prime is 23123843. The next prime is 23123879. The reversal of 23123848 is 84832132.

It is not an unprimeable number, because it can be changed into a prime (23123843) 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, 4398 + ... + 8098.

It is an arithmetic number, because the mean of its divisors is an integer number (1499310).

Almost surely, 223123848 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23123848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23988960).

23123848 is an abundant number, since it is smaller than the sum of its proper divisors (24854072).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23123848 is a wasteful number, since it uses less digits than its factorization.

23123848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3789 (or 3785 counting only the distinct ones).

The product of its digits is 9216, while the sum is 31.

The square root of 23123848 is about 4808.7262346696. The cubic root of 23123848 is about 284.8962297907.

The spelling of 23123848 in words is "twenty-three million, one hundred twenty-three thousand, eight hundred forty-eight".

Divisors: 1 2 4 8 11 22 44 71 88 142 284 568 781 1562 3124 3701 6248 7402 14804 29608 40711 81422 162844 262771 325688 525542 1051084 2102168 2890481 5780962 11561924 23123848