Base | Representation |
---|---|
bin | 101000000101100… |
… | …1010110111010001 |
3 | 10110202001102200002 |
4 | 1100023022313101 |
5 | 10223321332421 |
6 | 341250135345 |
7 | 45222130655 |
oct | 12013126721 |
9 | 3422042602 |
10 | 1345105361 |
11 | 630305626 |
12 | 316581555 |
13 | 18589b542 |
14 | ca902a65 |
15 | 7d14eb0b |
hex | 502cadd1 |
1345105361 has 16 divisors (see below), whose sum is σ = 1451900160. Its totient is φ = 1242132480.
The previous prime is 1345105357. The next prime is 1345105367. The reversal of 1345105361 is 1635015431.
It is a cyclic number.
It is not a de Polignac number, because 1345105361 - 22 = 1345105357 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1345105367) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 226571 + ... + 232431.
It is an arithmetic number, because the mean of its divisors is an integer number (90743760).
Almost surely, 21345105361 is an apocalyptic number.
It is an amenable number.
1345105361 is a deficient number, since it is larger than the sum of its proper divisors (106794799).
1345105361 is a wasteful number, since it uses less digits than its factorization.
1345105361 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6184.
The product of its (nonzero) digits is 5400, while the sum is 29.
The square root of 1345105361 is about 36675.6780578083. The cubic root of 1345105361 is about 1103.8721280452.
The spelling of 1345105361 in words is "one billion, three hundred forty-five million, one hundred five thousand, three hundred sixty-one".
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