Base | Representation |
---|---|
bin | 1000100000100… |
… | …10100001101111 |
3 | 11222022102122201 |
4 | 10100102201233 |
5 | 121233112210 |
6 | 11025522331 |
7 | 1524466126 |
oct | 420224157 |
9 | 158272581 |
10 | 71379055 |
11 | 37323160 |
12 | 1baa33a7 |
13 | 11a32437 |
14 | 96a0abd |
15 | 63ee53a |
hex | 441286f |
71379055 has 16 divisors (see below), whose sum is σ = 94133664. Its totient is φ = 51527680.
The previous prime is 71379037. The next prime is 71379079. The reversal of 71379055 is 55097317.
It is a happy number.
It is not a de Polignac number, because 71379055 - 215 = 71346287 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2799 + ... + 12271.
It is an arithmetic number, because the mean of its divisors is an integer number (5883354).
Almost surely, 271379055 is an apocalyptic number.
71379055 is a deficient number, since it is larger than the sum of its proper divisors (22754609).
71379055 is a wasteful number, since it uses less digits than its factorization.
71379055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9626.
The product of its (nonzero) digits is 33075, while the sum is 37.
The square root of 71379055 is about 8448.6126079967. The cubic root of 71379055 is about 414.8173677451.
The spelling of 71379055 in words is "seventy-one million, three hundred seventy-nine thousand, fifty-five".
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