Base | Representation |
---|---|
bin | 1000011110111… |
… | …00000110001100 |
3 | 11221220002211102 |
4 | 10033130012030 |
5 | 121203443413 |
6 | 11021042232 |
7 | 1522550132 |
oct | 417340614 |
9 | 157802742 |
10 | 71156108 |
11 | 37190701 |
12 | 1b9b6378 |
13 | 11984b0a |
14 | 9643752 |
15 | 63a8458 |
hex | 43dc18c |
71156108 has 12 divisors (see below), whose sum is σ = 125732880. Its totient is φ = 35232432.
The previous prime is 71156087. The next prime is 71156117. The reversal of 71156108 is 80165117.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85943 + ... + 86766.
It is an arithmetic number, because the mean of its divisors is an integer number (10477740).
Almost surely, 271156108 is an apocalyptic number.
It is an amenable number.
71156108 is a deficient number, since it is larger than the sum of its proper divisors (54576772).
71156108 is a wasteful number, since it uses less digits than its factorization.
71156108 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 172816 (or 172814 counting only the distinct ones).
The product of its (nonzero) digits is 1680, while the sum is 29.
The square root of 71156108 is about 8435.4079925040. The cubic root of 71156108 is about 414.3850339079.
Subtracting 71156108 from its reverse (80165117), we obtain a palindrome (9009009).
The spelling of 71156108 in words is "seventy-one million, one hundred fifty-six thousand, one hundred eight".
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