Base | Representation |
---|---|
bin | 1101001010101100… |
… | …01101001100011001 |
3 | 200020122121212222021 |
4 | 12211112031030121 |
5 | 103434132413040 |
6 | 3125241454441 |
7 | 340114520263 |
oct | 64526151431 |
9 | 20218555867 |
10 | 7069029145 |
11 | 2aa8312252 |
12 | 14534a1421 |
13 | 8886c48a9 |
14 | 4b0ba8b33 |
15 | 2b590224a |
hex | 1a558d319 |
7069029145 has 16 divisors (see below), whose sum is σ = 8694161280. Its totient is φ = 5514480000.
The previous prime is 7069029137. The next prime is 7069029181. The reversal of 7069029145 is 5419209607.
It is a happy number.
It is not a de Polignac number, because 7069029145 - 23 = 7069029137 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 453796 + ... + 469114.
It is an arithmetic number, because the mean of its divisors is an integer number (543385080).
Almost surely, 27069029145 is an apocalyptic number.
It is an amenable number.
7069029145 is a deficient number, since it is larger than the sum of its proper divisors (1625132135).
7069029145 is a wasteful number, since it uses less digits than its factorization.
7069029145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17616.
The product of its (nonzero) digits is 136080, while the sum is 43.
The square root of 7069029145 is about 84077.5186658122. The cubic root of 7069029145 is about 1919.1986261612.
The spelling of 7069029145 in words is "seven billion, sixty-nine million, twenty-nine thousand, one hundred forty-five".
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