Base | Representation |
---|---|
bin | 111100010100101… |
… | …000001000001000 |
3 | 2121112022222011101 |
4 | 330110220020020 |
5 | 4033040241300 |
6 | 244231311144 |
7 | 34036125343 |
oct | 7424501010 |
9 | 2545288141 |
10 | 1012040200 |
11 | 47a2a7866 |
12 | 242b1b4b4 |
13 | 131894572 |
14 | 985a345a |
15 | 5dcadb6a |
hex | 3c528208 |
1012040200 has 48 divisors (see below), whose sum is σ = 2376337860. Its totient is φ = 400800000.
The previous prime is 1012040153. The next prime is 1012040213. The reversal of 1012040200 is 20402101.
It can be written as a sum of positive squares in 6 ways, for example, as 451392516 + 560647684 = 21246^2 + 23678^2 .
It is a Harshad number since it is a multiple of its sum of digits (10).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4851 + ... + 45250.
Almost surely, 21012040200 is an apocalyptic number.
1012040200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1012040200 is an abundant number, since it is smaller than the sum of its proper divisors (1364297660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1012040200 is a wasteful number, since it uses less digits than its factorization.
1012040200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50218 (or 50209 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 10.
The square root of 1012040200 is about 31812.5792729857. The cubic root of 1012040200 is about 1003.9973995054.
Adding to 1012040200 its reverse (20402101), we get a palindrome (1032442301).
The spelling of 1012040200 in words is "one billion, twelve million, forty thousand, two hundred".
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