Base | Representation |
---|---|
bin | 11101011010100111010… |
… | …010010101010100010100 |
3 | 21011020200201022012020102 |
4 | 131122213102111110110 |
5 | 231104402423330400 |
6 | 4144345352553232 |
7 | 266021124645005 |
oct | 35324722252424 |
9 | 7136621265212 |
10 | 2021441230100 |
11 | 70a31996a366 |
12 | 2879286b2818 |
13 | 11880c6c5186 |
14 | 6dba433b1ac |
15 | 378b05349d5 |
hex | 1d6a7495514 |
2021441230100 has 18 divisors (see below), whose sum is σ = 4386527469534. Its totient is φ = 808576492000.
The previous prime is 2021441230099. The next prime is 2021441230139. The reversal of 2021441230100 is 10321441202.
It can be written as a sum of positive squares in 3 ways, for example, as 4581123856 + 2016860106244 = 67684^2 + 1420162^2 .
It is a super-2 number, since 2×20214412301002 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10107206051 + ... + 10107206250.
Almost surely, 22021441230100 is an apocalyptic number.
2021441230100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2021441230100 is an abundant number, since it is smaller than the sum of its proper divisors (2365086239434).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2021441230100 is a wasteful number, since it uses less digits than its factorization.
2021441230100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20214412315 (or 20214412308 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 20.
Adding to 2021441230100 its reverse (10321441202), we get a palindrome (2031762671302).
The spelling of 2021441230100 in words is "two trillion, twenty-one billion, four hundred forty-one million, two hundred thirty thousand, one hundred".
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