Base | Representation |
---|---|
bin | 101100100010001… |
… | …0000000000101100 |
3 | 10212010202121120000 |
4 | 1121010100000230 |
5 | 11030014131010 |
6 | 404135424300 |
7 | 52013140026 |
oct | 13104200054 |
9 | 3763677500 |
10 | 1494286380 |
11 | 6a7538524 |
12 | 358525090 |
13 | 1aa771732 |
14 | 102657016 |
15 | 8b2bb7c0 |
hex | 5911002c |
1494286380 has 120 divisors (see below), whose sum is σ = 4698207360. Its totient is φ = 397578240.
The previous prime is 1494286361. The next prime is 1494286457. The reversal of 1494286380 is 836824941.
It is a happy number.
1494286380 is a `hidden beast` number, since 1 + 4 + 9 + 4 + 2 + 8 + 638 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1037701 + ... + 1039139.
It is an arithmetic number, because the mean of its divisors is an integer number (39151728).
Almost surely, 21494286380 is an apocalyptic number.
1494286380 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 1494286380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2349103680).
1494286380 is an abundant number, since it is smaller than the sum of its proper divisors (3203920980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1494286380 is a wasteful number, since it uses less digits than its factorization.
1494286380 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2101 (or 2090 counting only the distinct ones).
The product of its (nonzero) digits is 331776, while the sum is 45.
The square root of 1494286380 is about 38656.0005691225. Note that the first 3 decimals coincide. The cubic root of 1494286380 is about 1143.2589571778.
The spelling of 1494286380 in words is "one billion, four hundred ninety-four million, two hundred eighty-six thousand, three hundred eighty".
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