Base | Representation |
---|---|
bin | 100111000111100010… |
… | …111011111101010101 |
3 | 11000102020011121102012 |
4 | 213013202323331111 |
5 | 1142010121431013 |
6 | 31143511554005 |
7 | 3014601421034 |
oct | 470742737525 |
9 | 130366147365 |
10 | 42002530133 |
11 | 168a4373623 |
12 | 818268b905 |
13 | 3c64c04435 |
14 | 206652471b |
15 | 115c6e91a8 |
hex | 9c78bbf55 |
42002530133 has 4 divisors (see below), whose sum is σ = 42030552000. Its totient is φ = 41974508268.
The previous prime is 42002530127. The next prime is 42002530147. The reversal of 42002530133 is 33103520024.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 42002530133 - 216 = 42002464597 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 42002530099 and 42002530108.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42002530183) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14008685 + ... + 14011682.
It is an arithmetic number, because the mean of its divisors is an integer number (10507638000).
Almost surely, 242002530133 is an apocalyptic number.
It is an amenable number.
42002530133 is a deficient number, since it is larger than the sum of its proper divisors (28021867).
42002530133 is a wasteful number, since it uses less digits than its factorization.
42002530133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28021866.
The product of its (nonzero) digits is 2160, while the sum is 23.
The spelling of 42002530133 in words is "forty-two billion, two million, five hundred thirty thousand, one hundred thirty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •