Base | Representation |
---|---|
bin | 1101000110000110… |
… | …10000010100111101 |
3 | 200010222010202021020 |
4 | 12203003100110331 |
5 | 103344302204223 |
6 | 3121344054353 |
7 | 336136215261 |
oct | 64303202475 |
9 | 20128122236 |
10 | 7030506813 |
11 | 2a885a0910 |
12 | 14426043b9 |
13 | 880727805 |
14 | 4a9a1c0a1 |
15 | 2b23431e3 |
hex | 1a30d053d |
7030506813 has 8 divisors (see below), whose sum is σ = 10226191776. Its totient is φ = 4260913200.
The previous prime is 7030506811. The next prime is 7030506823. The reversal of 7030506813 is 3186050307.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 7030506813 - 21 = 7030506811 is a prime.
It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 213045661 = 7030506813 / (7 + 0 + 3 + 0 + 5 + 0 + 6 + 8 + 1 + 3).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7030506811) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106522798 + ... + 106522863.
It is an arithmetic number, because the mean of its divisors is an integer number (1278273972).
Almost surely, 27030506813 is an apocalyptic number.
It is an amenable number.
7030506813 is a deficient number, since it is larger than the sum of its proper divisors (3195684963).
7030506813 is a wasteful number, since it uses less digits than its factorization.
7030506813 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 213045675.
The product of its (nonzero) digits is 15120, while the sum is 33.
The square root of 7030506813 is about 83848.1175280638. The cubic root of 7030506813 is about 1915.7060809810.
The spelling of 7030506813 in words is "seven billion, thirty million, five hundred six thousand, eight hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •