Base | Representation |
---|---|
bin | 111111111011111… |
… | …101010001101010 |
3 | 2202202102220012022 |
4 | 333323331101222 |
5 | 4144101311330 |
6 | 254235144442 |
7 | 35403435014 |
oct | 7773752152 |
9 | 2682386168 |
10 | 1072682090 |
11 | 500556a27 |
12 | 25b2a5122 |
13 | 14130773c |
14 | a266b1b4 |
15 | 6428bae5 |
hex | 3fefd46a |
1072682090 has 32 divisors (see below), whose sum is σ = 1949152464. Its totient is φ = 425018880.
The previous prime is 1072682071. The next prime is 1072682101. The reversal of 1072682090 is 902862701.
It is a happy number.
It can be written as a sum of positive squares in 8 ways, for example, as 572309929 + 500372161 = 23923^2 + 22369^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 1072682090.
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, 622430 + ... + 624150.
Almost surely, 21072682090 is an apocalyptic number.
1072682090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1072682090 is a deficient number, since it is larger than the sum of its proper divisors (876470374).
1072682090 is a wasteful number, since it uses less digits than its factorization.
1072682090 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2282.
The product of its (nonzero) digits is 12096, while the sum is 35.
The square root of 1072682090 is about 32751.8257506356. The cubic root of 1072682090 is about 1023.6630087447.
The spelling of 1072682090 in words is "one billion, seventy-two million, six hundred eighty-two thousand, ninety".
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