Base | Representation |
---|---|
bin | 101010010010001… |
… | …0000100110101100 |
3 | 10122212201001211102 |
4 | 1110210100212230 |
5 | 10401202310330 |
6 | 352441342232 |
7 | 50105345621 |
oct | 12444204654 |
9 | 3585631742 |
10 | 1418791340 |
11 | 668963a2a |
12 | 337197978 |
13 | 197c2aa05 |
14 | d6604348 |
15 | 84857945 |
hex | 549109ac |
1418791340 has 24 divisors (see below), whose sum is σ = 3109004640. Its totient is φ = 542841728.
The previous prime is 1418791279. The next prime is 1418791343. The reversal of 1418791340 is 431978141.
It is a junction number, because it is equal to n+sod(n) for n = 1418791294 and 1418791303.
It is not an unprimeable number, because it can be changed into a prime (1418791343) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1541705 + ... + 1542624.
It is an arithmetic number, because the mean of its divisors is an integer number (129541860).
Almost surely, 21418791340 is an apocalyptic number.
1418791340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1418791340 is an abundant number, since it is smaller than the sum of its proper divisors (1690213300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1418791340 is a wasteful number, since it uses less digits than its factorization.
1418791340 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3084361 (or 3084359 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 38.
The square root of 1418791340 is about 37666.8466957350. The cubic root of 1418791340 is about 1123.6718720262.
The spelling of 1418791340 in words is "one billion, four hundred eighteen million, seven hundred ninety-one thousand, three hundred forty".
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