Base | Representation |
---|---|
bin | 111100110011000… |
… | …010011010101111 |
3 | 2122002022222200220 |
4 | 330303002122233 |
5 | 4042110342312 |
6 | 245114222423 |
7 | 34163650344 |
oct | 7463023257 |
9 | 2562288626 |
10 | 1020012207 |
11 | 4838522a5 |
12 | 245724a13 |
13 | 133426026 |
14 | 9967a7cb |
15 | 5e835c8c |
hex | 3ccc26af |
1020012207 has 8 divisors (see below), whose sum is σ = 1431596160. Its totient is φ = 644218200.
The previous prime is 1020012187. The next prime is 1020012269. The reversal of 1020012207 is 7022100201.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1020012207 - 210 = 1020011183 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1020012107) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8947419 + ... + 8947532.
It is an arithmetic number, because the mean of its divisors is an integer number (178949520).
Almost surely, 21020012207 is an apocalyptic number.
1020012207 is a deficient number, since it is larger than the sum of its proper divisors (411583953).
1020012207 is a wasteful number, since it uses less digits than its factorization.
1020012207 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17894973.
The product of its (nonzero) digits is 56, while the sum is 15.
The square root of 1020012207 is about 31937.6299527689. The cubic root of 1020012207 is about 1006.6267251792.
Adding to 1020012207 its reverse (7022100201), we get a palindrome (8042112408).
The spelling of 1020012207 in words is "one billion, twenty million, twelve thousand, two hundred seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •