Base | Representation |
---|---|
bin | 1001100110011000101011… |
… | …11110110000000011011010 |
3 | 2202202002221110121120220202 |
4 | 10303030111332300003122 |
5 | 10231332023023444010 |
6 | 112521510005422202 |
7 | 4306104530055143 |
oct | 463142576600332 |
9 | 82662843546822 |
10 | 21110133031130 |
11 | 67a9836835320 |
12 | 244b350a0a962 |
13 | ba18a54b6800 |
14 | 52da433d6aca |
15 | 2691ca2216a5 |
hex | 133315fb00da |
21110133031130 has 192 divisors, whose sum is σ = 45367475867136. Its totient is φ = 7010115840000.
The previous prime is 21110133031121. The next prime is 21110133031181. The reversal of 21110133031130 is 3113033101112.
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2791972550 + ... + 2791980110.
It is an arithmetic number, because the mean of its divisors is an integer number (236288936808).
Almost surely, 221110133031130 is an apocalyptic number.
21110133031130 is an abundant number, since it is smaller than the sum of its proper divisors (24257342836006).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
21110133031130 is a wasteful number, since it uses less digits than its factorization.
21110133031130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9193 (or 9180 counting only the distinct ones).
The product of its (nonzero) digits is 162, while the sum is 20.
Adding to 21110133031130 its reverse (3113033101112), we get a palindrome (24223166132242).
The spelling of 21110133031130 in words is "twenty-one trillion, one hundred ten billion, one hundred thirty-three million, thirty-one thousand, one hundred thirty".
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