Base | Representation |
---|---|
bin | 10010101111010001… |
… | …010100011110111010 |
3 | 1220221020010100122001 |
4 | 102233101110132322 |
5 | 312201312003310 |
6 | 13124310251214 |
7 | 1311413524261 |
oct | 225721243672 |
9 | 56836110561 |
10 | 20120422330 |
11 | 85954aa108 |
12 | 3a96356b0a |
13 | 1b8861bb58 |
14 | d8c2b15d8 |
15 | 7cb60693a |
hex | 4af4547ba |
20120422330 has 64 divisors (see below), whose sum is σ = 37678265856. Its totient is φ = 7731360000.
The previous prime is 20120422327. The next prime is 20120422339. The reversal of 20120422330 is 3322402102.
It is a junction number, because it is equal to n+sod(n) for n = 20120422298 and 20120422307.
It is not an unprimeable number, because it can be changed into a prime (20120422339) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5680360 + ... + 5683900.
It is an arithmetic number, because the mean of its divisors is an integer number (588722904).
Almost surely, 220120422330 is an apocalyptic number.
20120422330 is a deficient number, since it is larger than the sum of its proper divisors (17557843526).
20120422330 is a wasteful number, since it uses less digits than its factorization.
20120422330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3823.
The product of its (nonzero) digits is 576, while the sum is 19.
Adding to 20120422330 its reverse (3322402102), we get a palindrome (23442824432).
The spelling of 20120422330 in words is "twenty billion, one hundred twenty million, four hundred twenty-two thousand, three hundred thirty".
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