Base | Representation |
---|---|
bin | 100110011000… |
… | …0110101111110 |
3 | 1101212100120112 |
4 | 1030300311332 |
5 | 20122414011 |
6 | 1555150022 |
7 | 333020441 |
oct | 114606576 |
9 | 41770515 |
10 | 20123006 |
11 | 103a4792 |
12 | 68a5312 |
13 | 4227407 |
14 | 295b658 |
15 | 1b7758b |
hex | 1330d7e |
20123006 has 8 divisors (see below), whose sum is σ = 30203544. Its totient is φ = 10055160.
The previous prime is 20122997. The next prime is 20123017. The reversal of 20123006 is 60032102.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4736 + ... + 7916.
It is an arithmetic number, because the mean of its divisors is an integer number (3775443).
Almost surely, 220123006 is an apocalyptic number.
20123006 is a deficient number, since it is larger than the sum of its proper divisors (10080538).
20123006 is a wasteful number, since it uses less digits than its factorization.
20123006 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6346.
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 20123006 is about 4485.8673631752. The cubic root of 20123006 is about 271.9971074519.
Adding to 20123006 its reverse (60032102), we get a palindrome (80155108).
The spelling of 20123006 in words is "twenty million, one hundred twenty-three thousand, six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •