Base | Representation |
---|---|
bin | 111110110100010… |
… | …010100010111000 |
3 | 2201110002101221020 |
4 | 332310102202320 |
5 | 4124244113330 |
6 | 252324342440 |
7 | 35054646465 |
oct | 7664224270 |
9 | 2643071836 |
10 | 1053894840 |
11 | 4a0994879 |
12 | 254b44a20 |
13 | 13a45a31b |
14 | 9dd7a66c |
15 | 627ca210 |
hex | 3ed128b8 |
1053894840 has 128 divisors (see below), whose sum is σ = 3214728000. Its totient is φ = 276369408.
The previous prime is 1053894811. The next prime is 1053894851. The reversal of 1053894840 is 484983501.
1053894840 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×10538948402 = 2221388667557251200, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1053894792 and 1053894801.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2576556 + ... + 2576964.
Almost surely, 21053894840 is an apocalyptic number.
1053894840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1053894840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1607364000).
1053894840 is an abundant number, since it is smaller than the sum of its proper divisors (2160833160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1053894840 is a wasteful number, since it uses less digits than its factorization.
1053894840 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 729 (or 725 counting only the distinct ones).
The product of its (nonzero) digits is 138240, while the sum is 42.
The square root of 1053894840 is about 32463.7465490353. The cubic root of 1053894840 is about 1017.6515366511.
The spelling of 1053894840 in words is "one billion, fifty-three million, eight hundred ninety-four thousand, eight hundred forty".
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