Base | Representation |
---|---|
bin | 100100100100100… |
… | …0100011100000000 |
3 | 10011112000212021120 |
4 | 1021021010130000 |
5 | 10003120123430 |
6 | 321433152240 |
7 | 42260204352 |
oct | 11111043400 |
9 | 3145025246 |
10 | 1227114240 |
11 | 57a746100 |
12 | 2a2b5b680 |
13 | 1672c8b01 |
14 | b8d8b0d2 |
15 | 72ae4610 |
hex | 49244700 |
1227114240 has 432 divisors, whose sum is σ = 4567113600. Its totient is φ = 279797760.
The previous prime is 1227114227. The next prime is 1227114257. The reversal of 1227114240 is 424117221.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a self number, because there is not a number n which added to its sum of digits gives 1227114240.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8828091 + ... + 8828229.
Almost surely, 21227114240 is an apocalyptic number.
1227114240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1227114240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2283556800).
1227114240 is an abundant number, since it is smaller than the sum of its proper divisors (3339999360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1227114240 is a wasteful number, since it uses less digits than its factorization.
1227114240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 204 (or 179 counting only the distinct ones).
The product of its (nonzero) digits is 896, while the sum is 24.
The square root of 1227114240 is about 35030.1904077040. The cubic root of 1227114240 is about 1070.6026942032.
The spelling of 1227114240 in words is "one billion, two hundred twenty-seven million, one hundred fourteen thousand, two hundred forty".
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