Base | Representation |
---|---|
bin | 10010101001011010… |
… | …100011110111110000 |
3 | 1220200101021012100121 |
4 | 102221122203313300 |
5 | 312001134300420 |
6 | 13110440500024 |
7 | 1306111506406 |
oct | 225132436760 |
9 | 56611235317 |
10 | 20022181360 |
11 | 8544aaa225 |
12 | 3a6947a614 |
13 | 1b71172bbc |
14 | d7d21b476 |
15 | 7c2b9d2aa |
hex | 4a96a3df0 |
20022181360 has 40 divisors (see below), whose sum is σ = 46590049296. Its totient is φ = 8002252800.
The previous prime is 20022181343. The next prime is 20022181391. The reversal of 20022181360 is 6318122002.
It is a tau number, because it is divible by the number of its divisors (40).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5466 + ... + 200185.
Almost surely, 220022181360 is an apocalyptic number.
20022181360 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20022181360 is an abundant number, since it is smaller than the sum of its proper divisors (26567867936).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20022181360 is a wasteful number, since it uses less digits than its factorization.
20022181360 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 206881 (or 206875 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 25.
The spelling of 20022181360 in words is "twenty billion, twenty-two million, one hundred eighty-one thousand, three hundred sixty".
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