Base | Representation |
---|---|
bin | 1010000100000… |
… | …1110000010101 |
3 | 2221102121111020 |
4 | 2201001300111 |
5 | 41301243443 |
6 | 4104431353 |
7 | 1021541100 |
oct | 241016025 |
9 | 87377436 |
10 | 42212373 |
11 | 21911865 |
12 | 12178559 |
13 | 898c848 |
14 | 586b737 |
15 | 3a8c583 |
hex | 2841c15 |
42212373 has 12 divisors (see below), whose sum is σ = 65472480. Its totient is φ = 24121272.
The previous prime is 42212351. The next prime is 42212399. The reversal of 42212373 is 37321224.
It is not a de Polignac number, because 42212373 - 210 = 42211349 is a prime.
It is a super-2 number, since 2×422123732 = 3563768868582258, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42212333) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 143433 + ... + 143726.
It is an arithmetic number, because the mean of its divisors is an integer number (5456040).
Almost surely, 242212373 is an apocalyptic number.
It is an amenable number.
42212373 is a deficient number, since it is larger than the sum of its proper divisors (23260107).
42212373 is a wasteful number, since it uses less digits than its factorization.
42212373 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 287176 (or 287169 counting only the distinct ones).
The product of its digits is 2016, while the sum is 24.
The square root of 42212373 is about 6497.1049706773. The cubic root of 42212373 is about 348.1875640364.
Adding to 42212373 its reverse (37321224), we get a palindrome (79533597).
The spelling of 42212373 in words is "forty-two million, two hundred twelve thousand, three hundred seventy-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •