Base | Representation |
---|---|
bin | 11110111000010010001… |
… | …111111011111111111110 |
3 | 21111212022020000201000220 |
4 | 132320102033323333332 |
5 | 234231344110341110 |
6 | 4302501553202210 |
7 | 306211430331252 |
oct | 36702217737776 |
9 | 7455266021026 |
10 | 2122020012030 |
11 | 748a41a80936 |
12 | 2a3318260366 |
13 | 12514b0b1819 |
14 | 749c61c0262 |
15 | 3a2ea49a370 |
hex | 1ee123fbffe |
2122020012030 has 64 divisors (see below), whose sum is σ = 5392608721920. Its totient is φ = 532567499264.
The previous prime is 2122020012001. The next prime is 2122020012041. The reversal of 2122020012030 is 302100202212.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21799327 + ... + 21896453.
It is an arithmetic number, because the mean of its divisors is an integer number (84259511280).
Almost surely, 22122020012030 is an apocalyptic number.
2122020012030 is an abundant number, since it is smaller than the sum of its proper divisors (3270588709890).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2122020012030 is a wasteful number, since it uses less digits than its factorization.
2122020012030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 139993.
The product of its (nonzero) digits is 96, while the sum is 15.
Adding to 2122020012030 its reverse (302100202212), we get a palindrome (2424120214242).
The spelling of 2122020012030 in words is "two trillion, one hundred twenty-two billion, twenty million, twelve thousand, thirty".
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