Base | Representation |
---|---|
bin | 1101001001000001… |
… | …11001111101010000 |
3 | 200012200100000102001 |
4 | 12210200321331100 |
5 | 103422043303340 |
6 | 3124022203344 |
7 | 336554664325 |
oct | 64440717520 |
9 | 20180300361 |
10 | 7055056720 |
11 | 2aa0439598 |
12 | 144a883554 |
13 | 885841b9a |
14 | 4acdacb4c |
15 | 2b459229a |
hex | 1a4839f50 |
7055056720 has 20 divisors (see below), whose sum is σ = 16403007060. Its totient is φ = 2822022656.
The previous prime is 7055056717. The next prime is 7055056727. The reversal of 7055056720 is 276505507.
It can be written as a sum of positive squares in 2 ways, for example, as 1604483136 + 5450573584 = 40056^2 + 73828^2 .
It is a tau number, because it is divible by the number of its divisors (20).
It is a self number, because there is not a number n which added to its sum of digits gives 7055056720.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7055056727) 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, 44094025 + ... + 44094184.
It is an arithmetic number, because the mean of its divisors is an integer number (820150353).
Almost surely, 27055056720 is an apocalyptic number.
It is an amenable number.
7055056720 is an abundant number, since it is smaller than the sum of its proper divisors (9347950340).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7055056720 is a wasteful number, since it uses less digits than its factorization.
7055056720 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 88188222 (or 88188216 counting only the distinct ones).
The product of its (nonzero) digits is 73500, while the sum is 37.
The square root of 7055056720 is about 83994.3850504306. The cubic root of 7055056720 is about 1917.9333158647.
The spelling of 7055056720 in words is "seven billion, fifty-five million, fifty-six thousand, seven hundred twenty".
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