Base | Representation |
---|---|
bin | 111110100110001… |
… | …1110010110101101 |
3 | 12102101022111101200 |
4 | 1331030132112231 |
5 | 13300202001221 |
6 | 544231200113 |
7 | 103023202323 |
oct | 17514362655 |
9 | 5371274350 |
10 | 2100422061 |
11 | 9886a7201 |
12 | 4a7516039 |
13 | 276207cba |
14 | 15cd59d13 |
15 | c45ec426 |
hex | 7d31e5ad |
2100422061 has 12 divisors (see below), whose sum is σ = 3079226592. Its totient is φ = 1379381256.
The previous prime is 2100422053. The next prime is 2100422099. The reversal of 2100422061 is 1602240012.
It is not a de Polignac number, because 2100422061 - 23 = 2100422053 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2100422461) 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 11 ways as a sum of consecutive naturals, for example, 1741041 + ... + 1742246.
It is an arithmetic number, because the mean of its divisors is an integer number (256602216).
Almost surely, 22100422061 is an apocalyptic number.
It is an amenable number.
2100422061 is a deficient number, since it is larger than the sum of its proper divisors (978804531).
2100422061 is a wasteful number, since it uses less digits than its factorization.
2100422061 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3483360 (or 3483357 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
The square root of 2100422061 is about 45830.3617812472. The cubic root of 2100422061 is about 1280.6649501173.
Adding to 2100422061 its reverse (1602240012), we get a palindrome (3702662073).
The spelling of 2100422061 in words is "two billion, one hundred million, four hundred twenty-two thousand, sixty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •