Base | Representation |
---|---|
bin | 101110001010100… |
… | …111011101000100 |
3 | 1222222102110020202 |
4 | 232022213131010 |
5 | 3041240104410 |
6 | 204504550032 |
7 | 25123303322 |
oct | 5612473504 |
9 | 1888373222 |
10 | 774534980 |
11 | 36822865a |
12 | 197482318 |
13 | c460812b |
14 | 74c1ad12 |
15 | 47ee6ca5 |
hex | 2e2a7744 |
774534980 has 24 divisors (see below), whose sum is σ = 1638401688. Its totient is φ = 307551488.
The previous prime is 774534967. The next prime is 774535061. The reversal of 774534980 is 89435477.
774534980 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 216913984 + 557620996 = 14728^2 + 23614^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138599 + ... + 144078.
It is an arithmetic number, because the mean of its divisors is an integer number (68266737).
Almost surely, 2774534980 is an apocalyptic number.
It is an amenable number.
774534980 is an abundant number, since it is smaller than the sum of its proper divisors (863866708).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
774534980 is a wasteful number, since it uses less digits than its factorization.
774534980 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 282823 (or 282821 counting only the distinct ones).
The product of its (nonzero) digits is 846720, while the sum is 47.
The square root of 774534980 is about 27830.4685551645. The cubic root of 774534980 is about 918.3615212934.
The spelling of 774534980 in words is "seven hundred seventy-four million, five hundred thirty-four thousand, nine hundred eighty".
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