Base | Representation |
---|---|
bin | 1101010011110001… |
… | …11000001100000011 |
3 | 200102222000010210110 |
4 | 12221320320030003 |
5 | 104113134231021 |
6 | 3141003002403 |
7 | 342031266426 |
oct | 65170701403 |
9 | 20388003713 |
10 | 7145227011 |
11 | 303732689a |
12 | 1474b09403 |
13 | 89b4234a0 |
14 | 4bad619bd |
15 | 2bc454476 |
hex | 1a9e38303 |
7145227011 has 16 divisors (see below), whose sum is σ = 10261331360. Its totient is φ = 4396412160.
The previous prime is 7145226953. The next prime is 7145227013. The reversal of 7145227011 is 1107225417.
It is not a de Polignac number, because 7145227011 - 26 = 7145226947 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 7145227011.
It is not an unprimeable number, because it can be changed into a prime (7145227013) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 493191 + ... + 507471.
It is an arithmetic number, because the mean of its divisors is an integer number (641333210).
Almost surely, 27145227011 is an apocalyptic number.
7145227011 is a deficient number, since it is larger than the sum of its proper divisors (3116104349).
7145227011 is a wasteful number, since it uses less digits than its factorization.
7145227011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27126.
The product of its (nonzero) digits is 3920, while the sum is 30.
The square root of 7145227011 is about 84529.4446391315. Note that the first 3 decimals coincide. The cubic root of 7145227011 is about 1926.0697499134.
The spelling of 7145227011 in words is "seven billion, one hundred forty-five million, two hundred twenty-seven thousand, eleven".
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