Base | Representation |
---|---|
bin | 10010101111001111… |
… | …110011000100000110 |
3 | 1220221012101002021020 |
4 | 102233033303010012 |
5 | 312201211221202 |
6 | 13124253532010 |
7 | 1311410243031 |
oct | 225717630406 |
9 | 56835332236 |
10 | 20120023302 |
11 | 8595257335 |
12 | 3a961a4006 |
13 | 1b8850c342 |
14 | d8c20a018 |
15 | 7cb5785bc |
hex | 4af3f3106 |
20120023302 has 8 divisors (see below), whose sum is σ = 40240046616. Its totient is φ = 6706674432.
The previous prime is 20120023271. The next prime is 20120023369. The reversal of 20120023302 is 20332002102.
It is a sphenic number, since it is the product of 3 distinct primes.
20120023302 is an admirable number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1676668603 + ... + 1676668614.
It is an arithmetic number, because the mean of its divisors is an integer number (5030005827).
Almost surely, 220120023302 is an apocalyptic number.
20120023302 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20120023302 is a wasteful number, since it uses less digits than its factorization.
20120023302 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3353337222.
The product of its (nonzero) digits is 144, while the sum is 15.
Adding to 20120023302 its reverse (20332002102), we get a palindrome (40452025404).
The spelling of 20120023302 in words is "twenty billion, one hundred twenty million, twenty-three thousand, three hundred two".
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