Base | Representation |
---|---|
bin | 100101010110101… |
… | …0000110010111100 |
3 | 10020100110021010002 |
4 | 1022231100302330 |
5 | 10031331114020 |
6 | 324212133432 |
7 | 43026355640 |
oct | 11255206274 |
9 | 3210407102 |
10 | 1253379260 |
11 | 593555431 |
12 | 2ab907278 |
13 | 16c893a43 |
14 | bc666c20 |
15 | 75081975 |
hex | 4ab50cbc |
1253379260 has 48 divisors (see below), whose sum is σ = 3013570560. Its totient is φ = 428950080.
The previous prime is 1253379241. The next prime is 1253379269. The reversal of 1253379260 is 629733521.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1253379269) 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, 72101 + ... + 87779.
It is an arithmetic number, because the mean of its divisors is an integer number (62782720).
Almost surely, 21253379260 is an apocalyptic number.
1253379260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1253379260 is an abundant number, since it is smaller than the sum of its proper divisors (1760191300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1253379260 is a wasteful number, since it uses less digits than its factorization.
1253379260 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16266 (or 16264 counting only the distinct ones).
The product of its (nonzero) digits is 68040, while the sum is 38.
The square root of 1253379260 is about 35403.0967572047. The cubic root of 1253379260 is about 1078.1871909066.
The spelling of 1253379260 in words is "one billion, two hundred fifty-three million, three hundred seventy-nine thousand, two hundred sixty".
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