Base | Representation |
---|---|
bin | 101100001001000… |
… | …0110000110111001 |
3 | 10211020000122012211 |
4 | 1120102012012321 |
5 | 11013132413432 |
6 | 402545535121 |
7 | 51463320250 |
oct | 13022060671 |
9 | 3736018184 |
10 | 1481138617 |
11 | 6a0078402 |
12 | 3540444a1 |
13 | 1a7b1a1aa |
14 | 1009d3797 |
15 | 8a070d47 |
hex | 584861b9 |
1481138617 has 16 divisors (see below), whose sum is σ = 1797517440. Its totient is φ = 1191391488.
The previous prime is 1481138611. The next prime is 1481138629. The reversal of 1481138617 is 7168311841.
It is not a de Polignac number, because 1481138617 - 219 = 1480614329 is a prime.
It is a super-3 number, since 3×14811386173 (a number of 28 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 1481138617.
It is not an unprimeable number, because it can be changed into a prime (1481138611) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 23359 + ... + 59227.
It is an arithmetic number, because the mean of its divisors is an integer number (112344840).
Almost surely, 21481138617 is an apocalyptic number.
1481138617 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
It is an amenable number.
1481138617 is a deficient number, since it is larger than the sum of its proper divisors (316378823).
1481138617 is a wasteful number, since it uses less digits than its factorization.
1481138617 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36240.
The product of its digits is 32256, while the sum is 40.
The square root of 1481138617 is about 38485.5637479822. The cubic root of 1481138617 is about 1139.8960141635.
The spelling of 1481138617 in words is "one billion, four hundred eighty-one million, one hundred thirty-eight thousand, six hundred seventeen".
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