Base | Representation |
---|---|
bin | 10010110001000011… |
… | …011011010000001010 |
3 | 1221000022102001101020 |
4 | 102301003123100022 |
5 | 312231441200344 |
6 | 13131255333310 |
7 | 1312226005554 |
oct | 226103332012 |
9 | 57008361336 |
10 | 20150334474 |
11 | 860037a596 |
12 | 3aa4381236 |
13 | 1b91892b4a |
14 | d9225a4d4 |
15 | 7ce064719 |
hex | 4b10db40a |
20150334474 has 8 divisors (see below), whose sum is σ = 40300668960. Its totient is φ = 6716778156.
The previous prime is 20150334473. The next prime is 20150334539. The reversal of 20150334474 is 47443305102.
It is a sphenic number, since it is the product of 3 distinct primes.
20150334474 is an admirable number.
It is not an unprimeable number, because it can be changed into a prime (20150334473) 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, 1679194534 + ... + 1679194545.
It is an arithmetic number, because the mean of its divisors is an integer number (5037583620).
Almost surely, 220150334474 is an apocalyptic number.
20150334474 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20150334474 is a wasteful number, since it uses less digits than its factorization.
20150334474 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3358389084.
The product of its (nonzero) digits is 40320, while the sum is 33.
Adding to 20150334474 its reverse (47443305102), we get a palindrome (67593639576).
The spelling of 20150334474 in words is "twenty billion, one hundred fifty million, three hundred thirty-four thousand, four hundred seventy-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •