Base | Representation |
---|---|
bin | 10011100000011000… |
… | …010101000011010100 |
3 | 2000001122110212122202 |
4 | 103200120111003110 |
5 | 320343222441002 |
6 | 13342141544032 |
7 | 1341006660140 |
oct | 234030250324 |
9 | 60048425582 |
10 | 20944343252 |
11 | 8978599098 |
12 | 4086275018 |
13 | 1c8a228a21 |
14 | 10298a6220 |
15 | 828b06502 |
hex | 4e06150d4 |
20944343252 has 24 divisors (see below), whose sum is σ = 41893701696. Its totient is φ = 8975072448.
The previous prime is 20944343249. The next prime is 20944343261. The reversal of 20944343252 is 25234344902.
It is a super-3 number, since 3×209443432523 (a number of 32 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220928 + ... + 301160.
It is an arithmetic number, because the mean of its divisors is an integer number (1745570904).
Almost surely, 220944343252 is an apocalyptic number.
It is an amenable number.
20944343252 is an abundant number, since it is smaller than the sum of its proper divisors (20949358444).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20944343252 is a wasteful number, since it uses less digits than its factorization.
20944343252 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 89567 (or 89565 counting only the distinct ones).
The product of its (nonzero) digits is 207360, while the sum is 38.
The spelling of 20944343252 in words is "twenty billion, nine hundred forty-four million, three hundred forty-three thousand, two hundred fifty-two".
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