Base | Representation |
---|---|
bin | 1001011100011100010100… |
… | …11001010011111110001011 |
3 | 2201112110002200122202211102 |
4 | 10232032022121103332023 |
5 | 10210232331111023441 |
6 | 112100524555252015 |
7 | 4242321340535012 |
oct | 456161231237613 |
9 | 81473080582742 |
10 | 20768488767371 |
11 | 6687959526314 |
12 | 23b50a4a4a00b |
13 | b785c9a72417 |
14 | 51b2b358da79 |
15 | 260381a3669b |
hex | 12e38a653f8b |
20768488767371 has 8 divisors (see below), whose sum is σ = 21098016799200. Its totient is φ = 20439988905280.
The previous prime is 20768488767347. The next prime is 20768488767373. The reversal of 20768488767371 is 17376788486702.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20768488767371 - 26 = 20768488767307 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20768488767373) 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, 257001716 + ... + 257082513.
It is an arithmetic number, because the mean of its divisors is an integer number (2637252099900).
Almost surely, 220768488767371 is an apocalyptic number.
20768488767371 is a deficient number, since it is larger than the sum of its proper divisors (329528031829).
20768488767371 is an equidigital number, since it uses as much as digits as its factorization.
20768488767371 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 514084869.
The product of its (nonzero) digits is 1062125568, while the sum is 74.
The spelling of 20768488767371 in words is "twenty trillion, seven hundred sixty-eight billion, four hundred eighty-eight million, seven hundred sixty-seven thousand, three hundred seventy-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •