Base | Representation |
---|---|
bin | 100101100011011… |
… | …1010000111000000 |
3 | 10020211002211002102 |
4 | 1023012322013000 |
5 | 10040041231310 |
6 | 325012205532 |
7 | 43140455666 |
oct | 11306720700 |
9 | 3224084072 |
10 | 1260102080 |
11 | 597327386 |
12 | 2b20098a8 |
13 | 1710a8a43 |
14 | bd4d6c36 |
15 | 7595d8a5 |
hex | 4b1ba1c0 |
1260102080 has 28 divisors (see below), whose sum is σ = 3000618840. Its totient is φ = 504040704.
The previous prime is 1260102073. The next prime is 1260102091. The reversal of 1260102080 is 802010621.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1968590 + ... + 1969229.
Almost surely, 21260102080 is an apocalyptic number.
1260102080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1260102080 is an abundant number, since it is smaller than the sum of its proper divisors (1740516760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1260102080 is an equidigital number, since it uses as much as digits as its factorization.
1260102080 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3937836 (or 3937826 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 20.
The square root of 1260102080 is about 35497.9165585813. The cubic root of 1260102080 is about 1080.1114654044. Note that the first 3 decimals are identical.
The spelling of 1260102080 in words is "one billion, two hundred sixty million, one hundred two thousand, eighty".
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