Base | Representation |
---|---|
bin | 1000100010010… |
… | …10011101001101 |
3 | 11222202001220101 |
4 | 10101022131031 |
5 | 121312430031 |
6 | 11034451101 |
7 | 1526442043 |
oct | 421123515 |
9 | 158661811 |
10 | 71608141 |
11 | 3746a290 |
12 | 1bb93a91 |
13 | 11ab27a7 |
14 | 9720393 |
15 | 6447361 |
hex | 444a74d |
71608141 has 8 divisors (see below), whose sum is σ = 79592544. Its totient is φ = 63869520.
The previous prime is 71608139. The next prime is 71608151. The reversal of 71608141 is 14180617.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 71608141 - 21 = 71608139 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 (71608151) 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, 60831 + ... + 61996.
It is an arithmetic number, because the mean of its divisors is an integer number (9949068).
Almost surely, 271608141 is an apocalyptic number.
It is an amenable number.
71608141 is a deficient number, since it is larger than the sum of its proper divisors (7984403).
71608141 is a wasteful number, since it uses less digits than its factorization.
71608141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 122891.
The product of its (nonzero) digits is 1344, while the sum is 28.
The square root of 71608141 is about 8462.1593579890. The cubic root of 71608141 is about 415.2606694466.
Adding to 71608141 its reverse (14180617), we get a palindrome (85788758).
The spelling of 71608141 in words is "seventy-one million, six hundred eight thousand, one hundred forty-one".
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