Base | Representation |
---|---|
bin | 101100111000… |
… | …0101000011110 |
3 | 1122021110010000 |
4 | 1121300220132 |
5 | 22010430024 |
6 | 2200155130 |
7 | 404000424 |
oct | 131605036 |
9 | 48243100 |
10 | 23530014 |
11 | 123114a2 |
12 | 7a68aa6 |
13 | 4b4b0b1 |
14 | 31a7114 |
15 | 20ebcc9 |
hex | 1670a1e |
23530014 has 40 divisors (see below), whose sum is σ = 53003808. Its totient is φ = 7801920.
The previous prime is 23530007. The next prime is 23530019. The reversal of 23530014 is 41003532.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23530019) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 54379 + ... + 54809.
Almost surely, 223530014 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23530014, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26501904).
23530014 is an abundant number, since it is smaller than the sum of its proper divisors (29473794).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23530014 is a wasteful number, since it uses less digits than its factorization.
23530014 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 782 (or 773 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 18.
The square root of 23530014 is about 4850.7745773227. The cubic root of 23530014 is about 286.5546070633.
Adding to 23530014 its reverse (41003532), we get a palindrome (64533546).
The spelling of 23530014 in words is "twenty-three million, five hundred thirty thousand, fourteen".
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