Base | Representation |
---|---|
bin | 100011111000101… |
… | …1100100000000010 |
3 | 10002220210212012202 |
4 | 1013301130200002 |
5 | 4431230103010 |
6 | 315252553202 |
7 | 41561025200 |
oct | 10761344002 |
9 | 3086725182 |
10 | 1204144130 |
11 | 568787342 |
12 | 297322802 |
13 | 162615827 |
14 | b5ccc070 |
15 | 70aa86a5 |
hex | 47c5c802 |
1204144130 has 48 divisors (see below), whose sum is σ = 2535447096. Its totient is φ = 410538240.
The previous prime is 1204144103. The next prime is 1204144181. The reversal of 1204144130 is 314414021.
It can be written as a sum of positive squares in 4 ways, for example, as 921668881 + 282475249 = 30359^2 + 16807^2 .
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 81902 + ... + 95478.
Almost surely, 21204144130 is an apocalyptic number.
1204144130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1204144130 is an abundant number, since it is smaller than the sum of its proper divisors (1331302966).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1204144130 is a wasteful number, since it uses less digits than its factorization.
1204144130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13779 (or 13772 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 20.
The square root of 1204144130 is about 34700.7799624158. The cubic root of 1204144130 is about 1063.8804401669.
Adding to 1204144130 its reverse (314414021), we get a palindrome (1518558151).
The spelling of 1204144130 in words is "one billion, two hundred four million, one hundred forty-four thousand, one hundred thirty".
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