Base | Representation |
---|---|
bin | 100100101111110… |
… | …0011100100101100 |
3 | 10011221010100021210 |
4 | 1021133203210230 |
5 | 10011122241230 |
6 | 322203354420 |
7 | 42361255152 |
oct | 11137434454 |
9 | 3157110253 |
10 | 1233008940 |
11 | 583001959 |
12 | 2a4b22a10 |
13 | 1685b0bb7 |
14 | b9a833d2 |
15 | 733aaeb0 |
hex | 497e392c |
1233008940 has 48 divisors (see below), whose sum is σ = 3454375680. Its totient is φ = 328616640.
The previous prime is 1233008923. The next prime is 1233008947. The reversal of 1233008940 is 498003321.
1233008940 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×12330089402 = 3040622092239847200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a junction number, because it is equal to n+sod(n) for n = 1233008898 and 1233008907.
It is not an unprimeable number, because it can be changed into a prime (1233008947) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126025 + ... + 135455.
It is an arithmetic number, because the mean of its divisors is an integer number (71966160).
Almost surely, 21233008940 is an apocalyptic number.
1233008940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1233008940 is an abundant number, since it is smaller than the sum of its proper divisors (2221366740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1233008940 is a wasteful number, since it uses less digits than its factorization.
1233008940 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11622 (or 11620 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 30.
The square root of 1233008940 is about 35114.2270312191. The cubic root of 1233008940 is about 1072.3142445394.
The spelling of 1233008940 in words is "one billion, two hundred thirty-three million, eight thousand, nine hundred forty".
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