Base | Representation |
---|---|
bin | 11101001111111110100… |
… | …110011010011110100101 |
3 | 21010011012211112001202210 |
4 | 131033332212122132211 |
5 | 230413010412210041 |
6 | 4135220242154033 |
7 | 265135125245556 |
oct | 35177646323645 |
9 | 7104184461683 |
10 | 2010021210021 |
11 | 705499632240 |
12 | 285680052919 |
13 | 11770c769946 |
14 | 6d3dd77432d |
15 | 37442b7a016 |
hex | 1d3fe99a7a5 |
2010021210021 has 32 divisors (see below), whose sum is σ = 2937768357888. Its totient is φ = 1212322890240.
The previous prime is 2010021209993. The next prime is 2010021210097. The reversal of 2010021210021 is 1200121200102.
It is not a de Polignac number, because 2010021210021 - 215 = 2010021177253 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2010021209979 and 2010021210006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2010021214021) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22525525 + ... + 22614581.
It is an arithmetic number, because the mean of its divisors is an integer number (91805261184).
Almost surely, 22010021210021 is an apocalyptic number.
It is an amenable number.
2010021210021 is a deficient number, since it is larger than the sum of its proper divisors (927747147867).
2010021210021 is a wasteful number, since it uses less digits than its factorization.
2010021210021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 92361.
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 2010021210021 its reverse (1200121200102), we get a palindrome (3210142410123).
The spelling of 2010021210021 in words is "two trillion, ten billion, twenty-one million, two hundred ten thousand, twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •