Base | Representation |
---|---|
bin | 10011111101111100… |
… | …00000001011000101 |
3 | 1000200002210101112212 |
4 | 21332332000023011 |
5 | 133423322224240 |
6 | 4531425153205 |
7 | 526440331502 |
oct | 117676001305 |
9 | 30602711485 |
10 | 10720117445 |
11 | 46012549a4 |
12 | 20b218b805 |
13 | 101ac5157b |
14 | 739a564a9 |
15 | 42b206165 |
hex | 27ef802c5 |
10720117445 has 8 divisors (see below), whose sum is σ = 12910583544. Its totient is φ = 8545132224.
The previous prime is 10720117307. The next prime is 10720117469. The reversal of 10720117445 is 54471102701.
10720117445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Cunningham number, because it is equal to 1035382+1.
It can be written as a sum of positive squares in 4 ways, for example, as 1847796196 + 8872321249 = 42986^2 + 94193^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 10720117445 - 218 = 10719855301 is a prime.
It is a super-2 number, since 2×107201174452 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 3868694 + ... + 3871463.
It is an arithmetic number, because the mean of its divisors is an integer number (1613822943).
Almost surely, 210720117445 is an apocalyptic number.
It is an amenable number.
10720117445 is a deficient number, since it is larger than the sum of its proper divisors (2190466099).
10720117445 is an equidigital number, since it uses as much as digits as its factorization.
10720117445 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7740439.
The product of its (nonzero) digits is 7840, while the sum is 32.
The spelling of 10720117445 in words is "ten billion, seven hundred twenty million, one hundred seventeen thousand, four hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •