Base | Representation |
---|---|
bin | 1000100000101… |
… | …11101001011011 |
3 | 11222100111102110 |
4 | 10100113221123 |
5 | 121234300102 |
6 | 11030203403 |
7 | 1524614226 |
oct | 420275133 |
9 | 158314373 |
10 | 71400027 |
11 | 37337996 |
12 | 1bab3563 |
13 | 11a3bb4a |
14 | 96a85bd |
15 | 640586c |
hex | 4417a5b |
71400027 has 8 divisors (see below), whose sum is σ = 99339264. Its totient is φ = 45530408.
The previous prime is 71400023. The next prime is 71400061. The reversal of 71400027 is 72000417.
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 71400027 - 22 = 71400023 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 71399976 and 71400012.
It is not an unprimeable number, because it can be changed into a prime (71400023) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 517323 + ... + 517460.
It is an arithmetic number, because the mean of its divisors is an integer number (12417408).
Almost surely, 271400027 is an apocalyptic number.
71400027 is a deficient number, since it is larger than the sum of its proper divisors (27939237).
71400027 is a wasteful number, since it uses less digits than its factorization.
71400027 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1034809.
The product of its (nonzero) digits is 392, while the sum is 21.
The square root of 71400027 is about 8449.8536673720. The cubic root of 71400027 is about 414.8579898294.
The spelling of 71400027 in words is "seventy-one million, four hundred thousand, twenty-seven".
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