Base | Representation |
---|---|
bin | 100110011000… |
… | …0010000011111 |
3 | 1101212020021200 |
4 | 1030300100133 |
5 | 20122324412 |
6 | 1555130543 |
7 | 333010443 |
oct | 114602037 |
9 | 41766250 |
10 | 20120607 |
11 | 103a2a01 |
12 | 68a3a53 |
13 | 42262b0 |
14 | 295a823 |
15 | 1b769dc |
hex | 133041f |
20120607 has 24 divisors (see below), whose sum is σ = 32663904. Its totient is φ = 11841984.
The previous prime is 20120543. The next prime is 20120623. The reversal of 20120607 is 70602102.
It is a happy number.
It is not a de Polignac number, because 20120607 - 26 = 20120543 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 20120607.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20120657) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1048 + ... + 6429.
It is an arithmetic number, because the mean of its divisors is an integer number (1360996).
Almost surely, 220120607 is an apocalyptic number.
20120607 is a deficient number, since it is larger than the sum of its proper divisors (12543297).
20120607 is a wasteful number, since it uses less digits than its factorization.
20120607 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7519 (or 7516 counting only the distinct ones).
The product of its (nonzero) digits is 168, while the sum is 18.
The square root of 20120607 is about 4485.5999598716. The cubic root of 20120607 is about 271.9862981492.
Adding to 20120607 its reverse (70602102), we get a palindrome (90722709).
The spelling of 20120607 in words is "twenty million, one hundred twenty thousand, six hundred seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •