Base | Representation |
---|---|
bin | 110101010110010… |
… | …1010000000000000 |
3 | 11121202101001120110 |
4 | 1222230222000000 |
5 | 12131230410024 |
6 | 453343511320 |
7 | 62234344653 |
oct | 15254520000 |
9 | 4552331513 |
10 | 1790091264 |
11 | 839507075 |
12 | 41b5b8540 |
13 | 226b30c00 |
14 | 12da5789a |
15 | a724c629 |
hex | 6ab2a000 |
1790091264 has 168 divisors, whose sum is σ = 5180697792. Its totient is φ = 549519360.
The previous prime is 1790091227. The next prime is 1790091269. The reversal of 1790091264 is 4621900971.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is not an unprimeable number, because it can be changed into a prime (1790091269) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4153129 + ... + 4153559.
Almost surely, 21790091264 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1790091264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2590348896).
1790091264 is an abundant number, since it is smaller than the sum of its proper divisors (3390606528).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1790091264 is an equidigital number, since it uses as much as digits as its factorization.
1790091264 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 486 (or 449 counting only the distinct ones).
The product of its (nonzero) digits is 27216, while the sum is 39.
The square root of 1790091264 is about 42309.4701455832. The cubic root of 1790091264 is about 1214.2041820703.
The spelling of 1790091264 in words is "one billion, seven hundred ninety million, ninety-one thousand, two hundred sixty-four".
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