Base | Representation |
---|---|
bin | 11001100110100011… |
… | …111101011010111110 |
3 | 2121221212020102100211 |
4 | 121212203331122332 |
5 | 422300032201210 |
6 | 20343504543034 |
7 | 1662145310032 |
oct | 314643753276 |
9 | 77855212324 |
10 | 27490506430 |
11 | 10727746402 |
12 | 53b2621a7a |
13 | 27914c076a |
14 | 148b0461c2 |
15 | aad67538a |
hex | 6668fd6be |
27490506430 has 64 divisors (see below), whose sum is σ = 53515800576. Its totient is φ = 10137600000.
The previous prime is 27490506427. The next prime is 27490506467. The reversal of 27490506430 is 3460509472.
It is a happy number.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1781950 + ... + 1797310.
It is an arithmetic number, because the mean of its divisors is an integer number (836184384).
Almost surely, 227490506430 is an apocalyptic number.
27490506430 is a deficient number, since it is larger than the sum of its proper divisors (26025294146).
27490506430 is a wasteful number, since it uses less digits than its factorization.
27490506430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15673.
The product of its (nonzero) digits is 181440, while the sum is 40.
The spelling of 27490506430 in words is "twenty-seven billion, four hundred ninety million, five hundred six thousand, four hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •