Base | Representation |
---|---|
bin | 10010101000111111… |
… | …010101001100001101 |
3 | 1220122212211112211112 |
4 | 102220333111030031 |
5 | 311442322341331 |
6 | 13110023501405 |
7 | 1305664030016 |
oct | 225077251415 |
9 | 56585745745 |
10 | 20015043341 |
11 | 8540a74337 |
12 | 3a66bb7865 |
13 | 1b6c843c17 |
14 | d7c2c000d |
15 | 7c223d32b |
hex | 4a8fd530d |
20015043341 has 8 divisors (see below), whose sum is σ = 20477358720. Its totient is φ = 19557952128.
The previous prime is 20015043281. The next prime is 20015043343. The reversal of 20015043341 is 14334051002.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20015043341 - 214 = 20015026957 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20015043343) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1298291 + ... + 1313616.
It is an arithmetic number, because the mean of its divisors is an integer number (2559669840).
Almost surely, 220015043341 is an apocalyptic number.
It is an amenable number.
20015043341 is a deficient number, since it is larger than the sum of its proper divisors (462315379).
20015043341 is an equidigital number, since it uses as much as digits as its factorization.
20015043341 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2612083.
The product of its (nonzero) digits is 1440, while the sum is 23.
Adding to 20015043341 its reverse (14334051002), we get a palindrome (34349094343).
The spelling of 20015043341 in words is "twenty billion, fifteen million, forty-three thousand, three hundred forty-one".
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