Base | Representation |
---|---|
bin | 11101000111100110000… |
… | …101111001111000000110 |
3 | 21002021222112100022020100 |
4 | 131013212011321320012 |
5 | 230241042121200402 |
6 | 4131131141144530 |
7 | 264366100132602 |
oct | 35074605717006 |
9 | 7067875308210 |
10 | 2001020100102 |
11 | 70169a753121 |
12 | 2839896bb146 |
13 | 1169069bb3ba |
14 | 6cbc8150502 |
15 | 370b782e71c |
hex | 1d1e6179e06 |
2001020100102 has 48 divisors (see below), whose sum is σ = 4362828030288. Its totient is φ = 662813021760.
The previous prime is 2001020100077. The next prime is 2001020100119. The reversal of 2001020100102 is 2010010201002.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5981077 + ... + 6306767.
It is an arithmetic number, because the mean of its divisors is an integer number (90892250631).
Almost surely, 22001020100102 is an apocalyptic number.
2001020100102 is an abundant number, since it is smaller than the sum of its proper divisors (2361807930186).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2001020100102 is a wasteful number, since it uses less digits than its factorization.
2001020100102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 327845 (or 327842 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 9.
Adding to 2001020100102 its reverse (2010010201002), we get a palindrome (4011030301104).
The spelling of 2001020100102 in words is "two trillion, one billion, twenty million, one hundred thousand, one hundred two".
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