Base | Representation |
---|---|
bin | 1000100110000… |
… | …11100101110011 |
3 | 12000200021111220 |
4 | 10103003211303 |
5 | 121424314212 |
6 | 11053240123 |
7 | 1533606432 |
oct | 423034563 |
9 | 160607456 |
10 | 72104307 |
11 | 37779040 |
12 | 20193043 |
13 | 11c27592 |
14 | 980d119 |
15 | 64e438c |
hex | 44c3973 |
72104307 has 8 divisors (see below), whose sum is σ = 104879040. Its totient is φ = 43699560.
The previous prime is 72104303. The next prime is 72104311. The reversal of 72104307 is 70340127.
It is an interprime number because it is at equal distance from previous prime (72104303) and next prime (72104311).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 72104307 - 22 = 72104303 is a prime.
It is not an unprimeable number, because it can be changed into a prime (72104303) 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, 1092457 + ... + 1092522.
It is an arithmetic number, because the mean of its divisors is an integer number (13109880).
Almost surely, 272104307 is an apocalyptic number.
72104307 is a deficient number, since it is larger than the sum of its proper divisors (32774733).
72104307 is a wasteful number, since it uses less digits than its factorization.
72104307 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2184993.
The product of its (nonzero) digits is 1176, while the sum is 24.
The square root of 72104307 is about 8491.4254987016. The cubic root of 72104307 is about 416.2175633265.
The spelling of 72104307 in words is "seventy-two million, one hundred four thousand, three hundred seven".
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