Base | Representation |
---|---|
bin | 11101101000101111010010 |
3 | 112121201010022 |
4 | 131220233102 |
5 | 3442102132 |
6 | 434303442 |
7 | 123015161 |
oct | 35505722 |
9 | 15551108 |
10 | 7769042 |
11 | 4426aa6 |
12 | 2727b82 |
13 | 17c0288 |
14 | 10633d8 |
15 | a36e12 |
hex | 768bd2 |
7769042 has 8 divisors (see below), whose sum is σ = 12055500. Its totient is φ = 3750544.
The previous prime is 7769029. The next prime is 7769057. The reversal of 7769042 is 2409677.
It can be written as a sum of positive squares in 2 ways, for example, as 7678441 + 90601 = 2771^2 + 301^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 7768993 and 7769011.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66917 + ... + 67032.
Almost surely, 27769042 is an apocalyptic number.
7769042 is a deficient number, since it is larger than the sum of its proper divisors (4286458).
7769042 is a wasteful number, since it uses less digits than its factorization.
7769042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 133980.
The product of its (nonzero) digits is 21168, while the sum is 35.
The square root of 7769042 is about 2787.3001273634. The cubic root of 7769042 is about 198.0565257108.
The spelling of 7769042 in words is "seven million, seven hundred sixty-nine thousand, forty-two".
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