Base | Representation |
---|---|
bin | 1111100100111… |
… | …10110000111011 |
3 | 100002212220122112 |
4 | 13302132300323 |
5 | 231423024343 |
6 | 20544442535 |
7 | 3144464645 |
oct | 762366073 |
9 | 302786575 |
10 | 130673723 |
11 | 67842114 |
12 | 3791944b |
13 | 210c333b |
14 | 134d7895 |
15 | b713218 |
hex | 7c9ec3b |
130673723 has 4 divisors (see below), whose sum is σ = 132463848. Its totient is φ = 128883600.
The previous prime is 130673707. The next prime is 130673737. The reversal of 130673723 is 327376031.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 130673723 - 24 = 130673707 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 130673723.
It is not an unprimeable number, because it can be changed into a prime (130673743) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 894953 + ... + 895098.
It is an arithmetic number, because the mean of its divisors is an integer number (33115962).
Almost surely, 2130673723 is an apocalyptic number.
130673723 is a deficient number, since it is larger than the sum of its proper divisors (1790125).
130673723 is an equidigital number, since it uses as much as digits as its factorization.
130673723 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1790124.
The product of its (nonzero) digits is 15876, while the sum is 32.
The square root of 130673723 is about 11431.2607791092. The cubic root of 130673723 is about 507.4533083302.
The spelling of 130673723 in words is "one hundred thirty million, six hundred seventy-three thousand, seven hundred twenty-three".
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