Base | Representation |
---|---|
bin | 11001100111000010… |
… | …011101011111000001 |
3 | 2121222102021122100001 |
4 | 121213002131133001 |
5 | 422304104031311 |
6 | 20344352200001 |
7 | 1662303261001 |
oct | 314702353701 |
9 | 77872248301 |
10 | 27498502081 |
11 | 10731207686 |
12 | 53b5239001 |
13 | 279305cc0b |
14 | 148c128001 |
15 | aae2044c1 |
hex | 66709d7c1 |
27498502081 has 8 divisors (see below), whose sum is σ = 28702788480. Its totient is φ = 26294940672.
The previous prime is 27498502079. The next prime is 27498502091. The reversal of 27498502081 is 18020589472.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 27498502081 - 21 = 27498502079 is a prime.
It is a super-2 number, since 2×274985020812 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (27498502091) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103005 + ... + 256138.
It is an arithmetic number, because the mean of its divisors is an integer number (3587848560).
Almost surely, 227498502081 is an apocalyptic number.
It is an amenable number.
27498502081 is a deficient number, since it is larger than the sum of its proper divisors (1204286399).
27498502081 is a wasteful number, since it uses less digits than its factorization.
27498502081 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 362495.
The product of its (nonzero) digits is 322560, while the sum is 46.
The spelling of 27498502081 in words is "twenty-seven billion, four hundred ninety-eight million, five hundred two thousand, eighty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •