Base | Representation |
---|---|
bin | 1001000110011001100101… |
… | …00000011111111001100010 |
3 | 2121212001010222002112202010 |
4 | 10203030302200133321202 |
5 | 10110330213100342010 |
6 | 110320550013533350 |
7 | 4133516466410163 |
oct | 443146240377142 |
9 | 77761128075663 |
10 | 20011100012130 |
11 | 64157292a5487 |
12 | 22b2350aa4256 |
13 | b22066b57556 |
14 | 4d278452376a |
15 | 24a8045cd620 |
hex | 12333281fe62 |
20011100012130 has 32 divisors (see below), whose sum is σ = 49575886483968. Its totient is φ = 5164154841600.
The previous prime is 20011100012117. The next prime is 20011100012177. The reversal of 20011100012130 is 3121000111002.
It is a super-2 number, since 2×200111000121302 (a number of 27 digits) contains 22 as substring.
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, 10758654991 + ... + 10758656850.
It is an arithmetic number, because the mean of its divisors is an integer number (1549246452624).
Almost surely, 220011100012130 is an apocalyptic number.
20011100012130 is an abundant number, since it is smaller than the sum of its proper divisors (29564786471838).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20011100012130 is a wasteful number, since it uses less digits than its factorization.
20011100012130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21517311882.
The product of its (nonzero) digits is 12, while the sum is 12.
Adding to 20011100012130 its reverse (3121000111002), we get a palindrome (23132100123132).
The spelling of 20011100012130 in words is "twenty trillion, eleven billion, one hundred million, twelve thousand, one hundred thirty".
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