Base | Representation |
---|---|
bin | 1001001001101000010101… |
… | …01011101011001101110000 |
3 | 2122020122122211001010121120 |
4 | 10210310022223223031300 |
5 | 10114140030324044440 |
6 | 110443544322222240 |
7 | 4144526264306544 |
oct | 444641253531560 |
9 | 78218584033546 |
10 | 20122101003120 |
11 | 645880a485976 |
12 | 230b96aab4980 |
13 | b2c67684a6cc |
14 | 4d7cb4631a24 |
15 | 24d64e500dd0 |
hex | 124d0aaeb370 |
20122101003120 has 80 divisors (see below), whose sum is σ = 63168114600960. Its totient is φ = 5297970892032.
The previous prime is 20122101003107. The next prime is 20122101003139. The reversal of 20122101003120 is 2130010122102.
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 20122101003120.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 530627164 + ... + 530665083.
It is an arithmetic number, because the mean of its divisors is an integer number (789601432512).
Almost surely, 220122101003120 is an apocalyptic number.
20122101003120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20122101003120 is an abundant number, since it is smaller than the sum of its proper divisors (43046013597840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20122101003120 is a wasteful number, since it uses less digits than its factorization.
20122101003120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1061292342 (or 1061292336 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 15.
Adding to 20122101003120 its reverse (2130010122102), we get a palindrome (22252111125222).
The spelling of 20122101003120 in words is "twenty trillion, one hundred twenty-two billion, one hundred one million, three thousand, one hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.087 sec. • engine limits •