Base | Representation |
---|---|
bin | 11011000011001011101000 |
3 | 111100020220200 |
4 | 123003023220 |
5 | 3303402140 |
6 | 411552200 |
7 | 114162144 |
oct | 33031350 |
9 | 14306820 |
10 | 7090920 |
11 | 4003571 |
12 | 245b660 |
13 | 1613715 |
14 | d28224 |
15 | 951030 |
hex | 6c32e8 |
7090920 has 48 divisors (see below), whose sum is σ = 23046660. Its totient is φ = 1890816.
The previous prime is 7090901. The next prime is 7090931. The reversal of 7090920 is 290907.
It can be written as a sum of positive squares in 2 ways, for example, as 6563844 + 527076 = 2562^2 + 726^2 .
It is a super-2 number, since 2×70909202 = 100562292892800, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9489 + ... + 10208.
Almost surely, 27090920 is an apocalyptic number.
It is an amenable number.
7090920 is an abundant number, since it is smaller than the sum of its proper divisors (15955740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7090920 is a wasteful number, since it uses less digits than its factorization.
7090920 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19714 (or 19707 counting only the distinct ones).
The product of its (nonzero) digits is 1134, while the sum is 27.
The square root of 7090920 is about 2662.8781421612. The cubic root of 7090920 is about 192.1177662930.
The spelling of 7090920 in words is "seven million, ninety thousand, nine hundred twenty".
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