Base | Representation |
---|---|
bin | 10101101111110010… |
… | …000110001110001111 |
3 | 2020021022121002202000 |
4 | 111233302012032033 |
5 | 340310130141033 |
6 | 14421004403343 |
7 | 1454432523606 |
oct | 255762061617 |
9 | 66238532660 |
10 | 23350240143 |
11 | 99a266902a |
12 | 4637b46553 |
13 | 22817ca759 |
14 | 11b721ca3d |
15 | 919e44a13 |
hex | 56fc8638f |
23350240143 has 32 divisors (see below), whose sum is σ = 35735193600. Its totient is φ = 15053558400.
The previous prime is 23350240103. The next prime is 23350240153. The reversal of 23350240143 is 34104205332.
23350240143 is a `hidden beast` number, since 233 + 50 + 240 + 143 = 666.
It is not a de Polignac number, because 23350240143 - 224 = 23333462927 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23350240103) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1211623 + ... + 1230743.
It is an arithmetic number, because the mean of its divisors is an integer number (1116724800).
Almost surely, 223350240143 is an apocalyptic number.
23350240143 is a deficient number, since it is larger than the sum of its proper divisors (12384953457).
23350240143 is a wasteful number, since it uses less digits than its factorization.
23350240143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20620 (or 20614 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 27.
Adding to 23350240143 its reverse (34104205332), we get a palindrome (57454445475).
The spelling of 23350240143 in words is "twenty-three billion, three hundred fifty million, two hundred forty thousand, one hundred forty-three".
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