Base | Representation |
---|---|
bin | 10010110101001110… |
… | …110101000000011000 |
3 | 1221012012022101200000 |
4 | 102311032311000120 |
5 | 312402412314113 |
6 | 13142242013000 |
7 | 1314036560661 |
oct | 226516650030 |
9 | 57165271600 |
10 | 20220432408 |
11 | 86369a8170 |
12 | 3b03947160 |
13 | 1ba3267107 |
14 | d9b6a6368 |
15 | 7d52ae373 |
hex | 4b53b5018 |
20220432408 has 96 divisors (see below), whose sum is σ = 61954925760. Its totient is φ = 6127397280.
The previous prime is 20220432373. The next prime is 20220432409. The reversal of 20220432408 is 80423402202.
20220432408 is a `hidden beast` number, since 2 + 0 + 220 + 4 + 32 + 408 = 666.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20220432409) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 451410 + ... + 494177.
It is an arithmetic number, because the mean of its divisors is an integer number (645363810).
Almost surely, 220220432408 is an apocalyptic number.
It is an amenable number.
20220432408 is an abundant number, since it is smaller than the sum of its proper divisors (41734493352).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20220432408 is a wasteful number, since it uses less digits than its factorization.
20220432408 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 945619 (or 945603 counting only the distinct ones).
The product of its (nonzero) digits is 6144, while the sum is 27.
The spelling of 20220432408 in words is "twenty billion, two hundred twenty million, four hundred thirty-two thousand, four hundred eight".
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