Base | Representation |
---|---|
bin | 10101011111000001111… |
… | …10011011001111000101 |
3 | 2121120110101122001102100 |
4 | 22233200332123033011 |
5 | 44043330222242420 |
6 | 1323044125102313 |
7 | 104222425230552 |
oct | 12574076331705 |
9 | 2546411561370 |
10 | 738213868485 |
11 | 265090535695 |
12 | bb0a23b7999 |
13 | 547c8476a42 |
14 | 27a305a9a29 |
15 | 14308d75190 |
hex | abe0f9b3c5 |
738213868485 has 48 divisors (see below), whose sum is σ = 1360461651120. Its totient is φ = 369016750080.
The previous prime is 738213868421. The next prime is 738213868487. The reversal of 738213868485 is 584868312837.
738213868485 is a `hidden beast` number, since 7 + 3 + 82 + 13 + 8 + 68 + 485 = 666.
It can be written as a sum of positive squares in 8 ways, for example, as 39521837601 + 698692030884 = 198801^2 + 835878^2 .
It is not a de Polignac number, because 738213868485 - 26 = 738213868421 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (738213868487) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1817680 + ... + 2186409.
It is an arithmetic number, because the mean of its divisors is an integer number (28342951065).
Almost surely, 2738213868485 is an apocalyptic number.
It is an amenable number.
738213868485 is a deficient number, since it is larger than the sum of its proper divisors (622247782635).
738213868485 is a wasteful number, since it uses less digits than its factorization.
738213868485 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4004358 (or 4004355 counting only the distinct ones).
The product of its digits is 61931520, while the sum is 63.
The spelling of 738213868485 in words is "seven hundred thirty-eight billion, two hundred thirteen million, eight hundred sixty-eight thousand, four hundred eighty-five".
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