Base | Representation |
---|---|
bin | 111111001011100… |
… | …1100110111001010 |
3 | 12110202011201122201 |
4 | 1332113030313022 |
5 | 13320210324320 |
6 | 550211110414 |
7 | 103351540462 |
oct | 17627146712 |
9 | 5422151581 |
10 | 2120011210 |
11 | 998766889 |
12 | 4b1ba240a |
13 | 27a2a6405 |
14 | 1617b8ba2 |
15 | c61bb70a |
hex | 7e5ccdca |
2120011210 has 16 divisors (see below), whose sum is σ = 3853804392. Its totient is φ = 839608000.
The previous prime is 2120011147. The next prime is 2120011217. The reversal of 2120011210 is 121100212.
It can be written as a sum of positive squares in 4 ways, for example, as 2040961329 + 79049881 = 45177^2 + 8891^2 .
It is a Harshad number since it is a multiple of its sum of digits (10).
It is not an unprimeable number, because it can be changed into a prime (2120011217) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1048501 + ... + 1050520.
Almost surely, 22120011210 is an apocalyptic number.
2120011210 is a deficient number, since it is larger than the sum of its proper divisors (1733793182).
2120011210 is a wasteful number, since it uses less digits than its factorization.
2120011210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2099129.
The product of its (nonzero) digits is 8, while the sum is 10.
The square root of 2120011210 is about 46043.5794655455. The cubic root of 2120011210 is about 1284.6339219728.
Adding to 2120011210 its reverse (121100212), we get a palindrome (2241111422).
The spelling of 2120011210 in words is "two billion, one hundred twenty million, eleven thousand, two hundred ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •