Base | Representation |
---|---|
bin | 101111000010011010… |
… | …101011000100010001 |
3 | 11211100212201120201011 |
4 | 233002122223010101 |
5 | 1311414120143210 |
6 | 35111411410521 |
7 | 3435411264316 |
oct | 570232530421 |
9 | 154325646634 |
10 | 50506412305 |
11 | 1a46860a118 |
12 | 99565b3a41 |
13 | 49bb95b68b |
14 | 2631ab4d0d |
15 | 14a9077d8a |
hex | bc26ab111 |
50506412305 has 4 divisors (see below), whose sum is σ = 60607694772. Its totient is φ = 40405129840.
The previous prime is 50506412303. The next prime is 50506412309. The reversal of 50506412305 is 50321460505.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 50321460505 = 5 ⋅10064292101.
It can be written as a sum of positive squares in 2 ways, for example, as 9528102544 + 40978309761 = 97612^2 + 202431^2 .
It is not a de Polignac number, because 50506412305 - 21 = 50506412303 is a prime.
It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (50506412303) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5050641226 + ... + 5050641235.
It is an arithmetic number, because the mean of its divisors is an integer number (15151923693).
Almost surely, 250506412305 is an apocalyptic number.
It is an amenable number.
50506412305 is a deficient number, since it is larger than the sum of its proper divisors (10101282467).
50506412305 is a wasteful number, since it uses less digits than its factorization.
50506412305 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10101282466.
The product of its (nonzero) digits is 18000, while the sum is 31.
The spelling of 50506412305 in words is "fifty billion, five hundred six million, four hundred twelve thousand, three hundred five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •