Base | Representation |
---|---|
bin | 1010000100000… |
… | …1010110000101 |
3 | 2221102112012000 |
4 | 2201001112011 |
5 | 41301220233 |
6 | 4104415513 |
7 | 1021533150 |
oct | 241012605 |
9 | 87375160 |
10 | 42210693 |
11 | 21910578 |
12 | 12177599 |
13 | 898bb55 |
14 | 586ac97 |
15 | 3a8bd13 |
hex | 2841585 |
42210693 has 16 divisors (see below), whose sum is σ = 71468160. Its totient is φ = 24120288.
The previous prime is 42210661. The next prime is 42210703. The reversal of 42210693 is 39601224.
It is not a de Polignac number, because 42210693 - 25 = 42210661 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42210613) 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, 111480 + ... + 111857.
It is an arithmetic number, because the mean of its divisors is an integer number (4466760).
Almost surely, 242210693 is an apocalyptic number.
It is an amenable number.
42210693 is a deficient number, since it is larger than the sum of its proper divisors (29257467).
42210693 is a wasteful number, since it uses less digits than its factorization.
42210693 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 223353 (or 223347 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 27.
The square root of 42210693 is about 6496.9756810381. The cubic root of 42210693 is about 348.1829448310.
The spelling of 42210693 in words is "forty-two million, two hundred ten thousand, six hundred ninety-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.032 sec. • engine limits •