Base | Representation |
---|---|
bin | 101000000110011… |
… | …0011100000111000 |
3 | 10110202212012122220 |
4 | 1100030303200320 |
5 | 10223424042013 |
6 | 341303244040 |
7 | 45225564450 |
oct | 12014634070 |
9 | 3422765586 |
10 | 1345534008 |
11 | 630578685 |
12 | 316749620 |
13 | 1859bb690 |
14 | ca9b4d60 |
15 | 7d1d6b23 |
hex | 50333838 |
1345534008 has 128 divisors (see below), whose sum is σ = 4252254720. Its totient is φ = 345254400.
The previous prime is 1345533977. The next prime is 1345534009. The reversal of 1345534008 is 8004355431.
It is a self number, because there is not a number n which added to its sum of digits gives 1345534008.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1345534009) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 72483 + ... + 89133.
It is an arithmetic number, because the mean of its divisors is an integer number (33220740).
Almost surely, 21345534008 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1345534008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2126127360).
1345534008 is an abundant number, since it is smaller than the sum of its proper divisors (2906720712).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1345534008 is a wasteful number, since it uses less digits than its factorization.
1345534008 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16717 (or 16713 counting only the distinct ones).
The product of its (nonzero) digits is 28800, while the sum is 33.
The square root of 1345534008 is about 36681.5213424961. The cubic root of 1345534008 is about 1103.9893731911.
Adding to 1345534008 its reverse (8004355431), we get a palindrome (9349889439).
The spelling of 1345534008 in words is "one billion, three hundred forty-five million, five hundred thirty-four thousand, eight".
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