Base | Representation |
---|---|
bin | 11001001110100001… |
… | …110001000101000001 |
3 | 2120220202111022111101 |
4 | 121032201301011001 |
5 | 420433320402101 |
6 | 20235502214401 |
7 | 1646151032101 |
oct | 311641610501 |
9 | 76822438441 |
10 | 27087278401 |
11 | 105400761a7 |
12 | 52bb584401 |
13 | 2728abbab1 |
14 | 144d681201 |
15 | a88075401 |
hex | 64e871141 |
27087278401 has 8 divisors (see below), whose sum is σ = 27719625824. Its totient is φ = 26455040640.
The previous prime is 27087278399. The next prime is 27087278417. The reversal of 27087278401 is 10487278072.
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 27087278401 - 21 = 27087278399 is a prime.
It is a super-2 number, since 2×270872784012 (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 (27087278461) 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, 686746 + ... + 725116.
It is an arithmetic number, because the mean of its divisors is an integer number (3464953228).
Almost surely, 227087278401 is an apocalyptic number.
It is an amenable number.
27087278401 is a deficient number, since it is larger than the sum of its proper divisors (632347423).
27087278401 is a wasteful number, since it uses less digits than its factorization.
27087278401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54831.
The product of its (nonzero) digits is 351232, while the sum is 46.
The spelling of 27087278401 in words is "twenty-seven billion, eighty-seven million, two hundred seventy-eight thousand, four hundred one".
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