Base | Representation |
---|---|
bin | 11001100110100100… |
… | …111010110110110111 |
3 | 2121221212201012112212 |
4 | 121212210322312313 |
5 | 422300113224241 |
6 | 20343514204035 |
7 | 1662150405500 |
oct | 314644726667 |
9 | 77855635485 |
10 | 27490758071 |
11 | 107278a8477 |
12 | 53b272361b |
13 | 279157b16a |
14 | 148b0adba7 |
15 | aad6c4beb |
hex | 66693adb7 |
27490758071 has 12 divisors (see below), whose sum is σ = 32417118432. Its totient is φ = 23240716128.
The previous prime is 27490758067. The next prime is 27490758077. The reversal of 27490758071 is 17085709472.
It is a happy number.
It is not a de Polignac number, because 27490758071 - 22 = 27490758067 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27490758077) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3839135 + ... + 3846288.
It is an arithmetic number, because the mean of its divisors is an integer number (2701426536).
Almost surely, 227490758071 is an apocalyptic number.
27490758071 is a deficient number, since it is larger than the sum of its proper divisors (4926360361).
27490758071 is an equidigital number, since it uses as much as digits as its factorization.
27490758071 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7685510 (or 7685503 counting only the distinct ones).
The product of its (nonzero) digits is 987840, while the sum is 50.
The spelling of 27490758071 in words is "twenty-seven billion, four hundred ninety million, seven hundred fifty-eight thousand, seventy-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •