Base | Representation |
---|---|
bin | 111001010110… |
… | …1011111000110 |
3 | 2002120202021121 |
4 | 1302231133012 |
5 | 30144230401 |
6 | 2552304154 |
7 | 513411520 |
oct | 162553706 |
9 | 62522247 |
10 | 30070726 |
11 | 15a79644 |
12 | a0a205a |
13 | 62cb23a |
14 | 3dcaa10 |
15 | 298eca1 |
hex | 1cad7c6 |
30070726 has 8 divisors (see below), whose sum is σ = 51549840. Its totient is φ = 12887448.
The previous prime is 30070723. The next prime is 30070727. The reversal of 30070726 is 62707003.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 30070726.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30070723) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1073941 + ... + 1073968.
It is an arithmetic number, because the mean of its divisors is an integer number (6443730).
Almost surely, 230070726 is an apocalyptic number.
30070726 is a deficient number, since it is larger than the sum of its proper divisors (21479114).
30070726 is a wasteful number, since it uses less digits than its factorization.
30070726 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2147918.
The product of its (nonzero) digits is 1764, while the sum is 25.
The square root of 30070726 is about 5483.6781451869. The cubic root of 30070726 is about 310.9672390989.
Adding to 30070726 its reverse (62707003), we get a palindrome (92777729).
The spelling of 30070726 in words is "thirty million, seventy thousand, seven hundred twenty-six".
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