Base | Representation |
---|---|
bin | 100000100001101… |
… | …1110000111011000 |
3 | 2211001201022212210 |
4 | 1001003132013120 |
5 | 4213401210244 |
6 | 300145035120 |
7 | 36021664143 |
oct | 10103360730 |
9 | 2731638783 |
10 | 1091428824 |
11 | 5100a06a2 |
12 | 265625aa0 |
13 | 14516c595 |
14 | a4d4b05a |
15 | 65c414b9 |
hex | 410de1d8 |
1091428824 has 16 divisors (see below), whose sum is σ = 2728572120. Its totient is φ = 363809600.
The previous prime is 1091428823. The next prime is 1091428831. The reversal of 1091428824 is 4288241901.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1091428823) by changing a digit.
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, 22738077 + ... + 22738124.
Almost surely, 21091428824 is an apocalyptic number.
It is an amenable number.
1091428824 is an abundant number, since it is smaller than the sum of its proper divisors (1637143296).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1091428824 is a wasteful number, since it uses less digits than its factorization.
1091428824 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45476210 (or 45476206 counting only the distinct ones).
The product of its (nonzero) digits is 36864, while the sum is 39.
The square root of 1091428824 is about 33036.7798672934. The cubic root of 1091428824 is about 1029.5919532398.
The spelling of 1091428824 in words is "one billion, ninety-one million, four hundred twenty-eight thousand, eight hundred twenty-four".
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