Base | Representation |
---|---|
bin | 1011101001100000100… |
… | …1000100100000011001 |
3 | 201010112202222122021201 |
4 | 2322120021010200121 |
5 | 11234321434311301 |
6 | 231533451434201 |
7 | 20313120343300 |
oct | 2723011044031 |
9 | 633482878251 |
10 | 200121010201 |
11 | 77964102a32 |
12 | 32950155961 |
13 | 15b4340ab48 |
14 | 99861c1437 |
15 | 5313dc9201 |
hex | 2e98244819 |
200121010201 has 24 divisors (see below), whose sum is σ = 247498680384. Its totient is φ = 160978577760.
The previous prime is 200121010139. The next prime is 200121010249. The reversal of 200121010201 is 102010121002.
It is a de Polignac number, because none of the positive numbers 2k-200121010201 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (200121011201) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1615455 + ... + 1734916.
It is an arithmetic number, because the mean of its divisors is an integer number (10312445016).
Almost surely, 2200121010201 is an apocalyptic number.
It is an amenable number.
200121010201 is a deficient number, since it is larger than the sum of its proper divisors (47377670183).
200121010201 is a wasteful number, since it uses less digits than its factorization.
200121010201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3350461 (or 3350454 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 10.
Adding to 200121010201 its reverse (102010121002), we get a palindrome (302131131203).
The spelling of 200121010201 in words is "two hundred billion, one hundred twenty-one million, ten thousand, two hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.094 sec. • engine limits •