Base | Representation |
---|---|
bin | 101101111011000101… |
… | …101001111011001111 |
3 | 11201021110221022211222 |
4 | 231323011221323033 |
5 | 1301441242022041 |
6 | 34352542233555 |
7 | 3363640464260 |
oct | 557305517317 |
9 | 151243838758 |
10 | 49309720271 |
11 | 19a04062739 |
12 | 96818858bb |
13 | 485aa54a96 |
14 | 255aba6967 |
15 | 1438e9274b |
hex | b7b169ecf |
49309720271 has 8 divisors (see below), whose sum is σ = 56759391360. Its totient is φ = 41961405528.
The previous prime is 49309720253. The next prime is 49309720297. The reversal of 49309720271 is 17202790394.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 49309720271 - 222 = 49305525967 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49309720211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25338041 + ... + 25339986.
It is an arithmetic number, because the mean of its divisors is an integer number (7094923920).
Almost surely, 249309720271 is an apocalyptic number.
49309720271 is a deficient number, since it is larger than the sum of its proper divisors (7449671089).
49309720271 is a wasteful number, since it uses less digits than its factorization.
49309720271 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50678173.
The product of its (nonzero) digits is 190512, while the sum is 44.
The spelling of 49309720271 in words is "forty-nine billion, three hundred nine million, seven hundred twenty thousand, two hundred seventy-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.061 sec. • engine limits •