Base | Representation |
---|---|
bin | 101100111000… |
… | …1111100011001 |
3 | 1122021201110221 |
4 | 1121301330121 |
5 | 22011113020 |
6 | 2200240041 |
7 | 404022166 |
oct | 131617431 |
9 | 48251427 |
10 | 23535385 |
11 | 12315535 |
12 | 7a70021 |
13 | 4b50683 |
14 | 31a906d |
15 | 20ed6aa |
hex | 1671f19 |
23535385 has 16 divisors (see below), whose sum is σ = 29402640. Its totient is φ = 18084864.
The previous prime is 23535383. The next prime is 23535431. The reversal of 23535385 is 58353532.
It can be written as a sum of positive squares in 8 ways, for example, as 6692569 + 16842816 = 2587^2 + 4104^2 .
It is not a de Polignac number, because 23535385 - 21 = 23535383 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 23535385.
It is not an unprimeable number, because it can be changed into a prime (23535383) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121849 + ... + 122041.
It is an arithmetic number, because the mean of its divisors is an integer number (1837665).
Almost surely, 223535385 is an apocalyptic number.
It is an amenable number.
23535385 is a deficient number, since it is larger than the sum of its proper divisors (5867255).
23535385 is an frugal number, since it uses more digits than its factorization.
23535385 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 285 (or 227 counting only the distinct ones).
The product of its digits is 54000, while the sum is 34.
The square root of 23535385 is about 4851.3281686565. The cubic root of 23535385 is about 286.5764085478.
The spelling of 23535385 in words is "twenty-three million, five hundred thirty-five thousand, three hundred eighty-five".
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