Base | Representation |
---|---|
bin | 1000100101101… |
… | …11110100000011 |
3 | 12000120211100020 |
4 | 10102313310003 |
5 | 121421243232 |
6 | 11052224523 |
7 | 1533315666 |
oct | 422676403 |
9 | 160524306 |
10 | 72056067 |
11 | 37745876 |
12 | 2016b143 |
13 | 11c0b635 |
14 | 97d96dd |
15 | 64d4e2c |
hex | 44b7d03 |
72056067 has 8 divisors (see below), whose sum is σ = 97650000. Its totient is φ = 47249760.
The previous prime is 72056063. The next prime is 72056093. The reversal of 72056067 is 76065027.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 72056067 - 22 = 72056063 is a prime.
It is not an unprimeable number, because it can be changed into a prime (72056063) 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, 196692 + ... + 197057.
It is an arithmetic number, because the mean of its divisors is an integer number (12206250).
Almost surely, 272056067 is an apocalyptic number.
72056067 is a deficient number, since it is larger than the sum of its proper divisors (25593933).
72056067 is a wasteful number, since it uses less digits than its factorization.
72056067 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 393813.
The product of its (nonzero) digits is 17640, while the sum is 33.
The square root of 72056067 is about 8488.5845109771. The cubic root of 72056067 is about 416.1247218333.
The spelling of 72056067 in words is "seventy-two million, fifty-six thousand, sixty-seven".
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