Base | Representation |
---|---|
bin | 1101010000110001… |
… | …11010110111100100 |
3 | 200101012200010211110 |
4 | 12220120322313210 |
5 | 104040214302124 |
6 | 3134303505020 |
7 | 341304420612 |
oct | 65030726744 |
9 | 20335603743 |
10 | 7120072164 |
11 | 3024105667 |
12 | 14685b8170 |
13 | 89615696a |
14 | 4b78946b2 |
15 | 2ba136029 |
hex | 1a863ade4 |
7120072164 has 24 divisors (see below), whose sum is σ = 16777994688. Its totient is φ = 2349858400.
The previous prime is 7120072163. The next prime is 7120072189. The reversal of 7120072164 is 4612700217.
It is not an unprimeable number, because it can be changed into a prime (7120072163) 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 7 ways as a sum of consecutive naturals, for example, 2936112 + ... + 2938535.
It is an arithmetic number, because the mean of its divisors is an integer number (699083112).
Almost surely, 27120072164 is an apocalyptic number.
It is an amenable number.
7120072164 is an abundant number, since it is smaller than the sum of its proper divisors (9657922524).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7120072164 is a wasteful number, since it uses less digits than its factorization.
7120072164 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5874755 (or 5874753 counting only the distinct ones).
The product of its (nonzero) digits is 4704, while the sum is 30.
The square root of 7120072164 is about 84380.5200505425. The cubic root of 7120072164 is about 1923.8068426845.
The spelling of 7120072164 in words is "seven billion, one hundred twenty million, seventy-two thousand, one hundred sixty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •