Base | Representation |
---|---|
bin | 101101011001… |
… | …1000001110101 |
3 | 1122210021011120 |
4 | 1122303001311 |
5 | 22043130343 |
6 | 2210054153 |
7 | 406212336 |
oct | 132630165 |
9 | 48707146 |
10 | 23801973 |
11 | 12487858 |
12 | 7b7a359 |
13 | 4c14b10 |
14 | 323828d |
15 | 2152683 |
hex | 16b3075 |
23801973 has 16 divisors (see below), whose sum is σ = 34297536. Its totient is φ = 14595840.
The previous prime is 23801971. The next prime is 23802001. The reversal of 23801973 is 37910832.
It is not a de Polignac number, because 23801973 - 21 = 23801971 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23801971) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12238 + ... + 14048.
It is an arithmetic number, because the mean of its divisors is an integer number (2143596).
Almost surely, 223801973 is an apocalyptic number.
It is an amenable number.
23801973 is a deficient number, since it is larger than the sum of its proper divisors (10495563).
23801973 is a wasteful number, since it uses less digits than its factorization.
23801973 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2164.
The product of its (nonzero) digits is 9072, while the sum is 33.
The square root of 23801973 is about 4878.7265756548. The cubic root of 23801973 is about 287.6543765741.
The spelling of 23801973 in words is "twenty-three million, eight hundred one thousand, nine hundred seventy-three".
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