Base | Representation |
---|---|
bin | 110011110001… |
… | …1010010111001 |
3 | 1220002010111020 |
4 | 1213203102321 |
5 | 23422123101 |
6 | 2405453053 |
7 | 446506053 |
oct | 147432271 |
9 | 56063436 |
10 | 27145401 |
11 | 14360818 |
12 | 9111189 |
13 | 581588a |
14 | 38688d3 |
15 | 25b3136 |
hex | 19e34b9 |
27145401 has 8 divisors (see below), whose sum is σ = 36267840. Its totient is φ = 18059952.
The previous prime is 27145397. The next prime is 27145411. The reversal of 27145401 is 10454172.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 27145401 - 22 = 27145397 is a prime.
It is not an unprimeable number, because it can be changed into a prime (27145411) 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, 7486 + ... + 10503.
It is an arithmetic number, because the mean of its divisors is an integer number (4533480).
Almost surely, 227145401 is an apocalyptic number.
It is an amenable number.
27145401 is a deficient number, since it is larger than the sum of its proper divisors (9122439).
27145401 is a wasteful number, since it uses less digits than its factorization.
27145401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18495.
The product of its (nonzero) digits is 1120, while the sum is 24.
The square root of 27145401 is about 5210.1248545500. The cubic root of 27145401 is about 300.5375584167.
Adding to 27145401 its reverse (10454172), we get a palindrome (37599573).
The spelling of 27145401 in words is "twenty-seven million, one hundred forty-five thousand, four hundred one".
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