Base | Representation |
---|---|
bin | 101100100001100… |
… | …0110011101010001 |
3 | 10212010012022021200 |
4 | 1121003012131101 |
5 | 11024430010410 |
6 | 404125141413 |
7 | 52010443464 |
oct | 13103063521 |
9 | 3763168250 |
10 | 1493985105 |
11 | 6a7352138 |
12 | 3583ba869 |
13 | 1aa697572 |
14 | 1025b92db |
15 | 8b25c3c0 |
hex | 590c6751 |
1493985105 has 48 divisors (see below), whose sum is σ = 2730000000. Its totient is φ = 753712128.
The previous prime is 1493985071. The next prime is 1493985121. The reversal of 1493985105 is 5015893941.
1493985105 is a `hidden beast` number, since 1 + 49 + 3 + 98 + 510 + 5 = 666.
It is not a de Polignac number, because 1493985105 - 221 = 1491887953 is a prime.
It is a super-2 number, since 2×14939851052 = 4463982987923722050, which contains 22 as substring.
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 47 ways as a sum of consecutive naturals, for example, 1067196 + ... + 1068594.
It is an arithmetic number, because the mean of its divisors is an integer number (56875000).
Almost surely, 21493985105 is an apocalyptic number.
1493985105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1493985105 is a deficient number, since it is larger than the sum of its proper divisors (1236014895).
1493985105 is a wasteful number, since it uses less digits than its factorization.
1493985105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2678 (or 2675 counting only the distinct ones).
The product of its (nonzero) digits is 194400, while the sum is 45.
The square root of 1493985105 is about 38652.1035003271. The cubic root of 1493985105 is about 1143.1821181600.
The spelling of 1493985105 in words is "one billion, four hundred ninety-three million, nine hundred eighty-five thousand, one hundred five".
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