Base | Representation |
---|---|
bin | 101000000110010… |
… | …0011010111101000 |
3 | 10110202201211221201 |
4 | 1100030203113220 |
5 | 10223414433010 |
6 | 341302013544 |
7 | 45225200611 |
oct | 12014432750 |
9 | 3422654851 |
10 | 1345467880 |
11 | 630532a29 |
12 | 3167172b4 |
13 | 185997553 |
14 | ca998c08 |
15 | 7d1c223a |
hex | 503235e8 |
1345467880 has 16 divisors (see below), whose sum is σ = 3027302820. Its totient is φ = 538187136.
The previous prime is 1345467853. The next prime is 1345467899. The reversal of 1345467880 is 887645431.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 1266932836 + 78535044 = 35594^2 + 8862^2 .
It is a super-3 number, since 3×13454678803 (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a self number, because there is not a number n which added to its sum of digits gives 1345467880.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 16818309 + ... + 16818388.
Almost surely, 21345467880 is an apocalyptic number.
1345467880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1345467880 is an abundant number, since it is smaller than the sum of its proper divisors (1681834940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1345467880 is a wasteful number, since it uses less digits than its factorization.
1345467880 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33636708 (or 33636704 counting only the distinct ones).
The product of its (nonzero) digits is 645120, while the sum is 46.
The square root of 1345467880 is about 36680.6199511404. The cubic root of 1345467880 is about 1103.9712872355.
It can be divided in two parts, 1345 and 467880, that added together give a square (469225 = 6852).
The spelling of 1345467880 in words is "one billion, three hundred forty-five million, four hundred sixty-seven thousand, eight hundred eighty".
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