Base | Representation |
---|---|
bin | 111101001100101… |
… | …011110001110100 |
3 | 2122112222112221101 |
4 | 331030223301310 |
5 | 4100321011340 |
6 | 245514255444 |
7 | 34305051100 |
oct | 7514536164 |
9 | 2575875841 |
10 | 1026735220 |
11 | 487624405 |
12 | 247a27584 |
13 | 13493b144 |
14 | 9a50a900 |
15 | 60212c9a |
hex | 3d32bc74 |
1026735220 has 36 divisors (see below), whose sum is σ = 2508169860. Its totient is φ = 352023168.
The previous prime is 1026735197. The next prime is 1026735251. The reversal of 1026735220 is 225376201.
It can be written as a sum of positive squares in 2 ways, for example, as 227768464 + 798966756 = 15092^2 + 28266^2 .
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 522865 + ... + 524824.
It is an arithmetic number, because the mean of its divisors is an integer number (69671385).
Almost surely, 21026735220 is an apocalyptic number.
1026735220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1026735220 is an abundant number, since it is smaller than the sum of its proper divisors (1481434640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1026735220 is a wasteful number, since it uses less digits than its factorization.
1026735220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1047712 (or 1047703 counting only the distinct ones).
The product of its (nonzero) digits is 5040, while the sum is 28.
The square root of 1026735220 is about 32042.7093111678. The cubic root of 1026735220 is about 1008.8334798734.
The spelling of 1026735220 in words is "one billion, twenty-six million, seven hundred thirty-five thousand, two hundred twenty".
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