Base | Representation |
---|---|
bin | 10011100111101010010… |
… | …10001111010000000000 |
3 | 2101110001010202121210201 |
4 | 21303311022033100000 |
5 | 42021103232000000 |
6 | 1233405022334544 |
7 | 66463343312050 |
oct | 11636512172000 |
9 | 2343033677721 |
10 | 674128000000 |
11 | 23a994755114 |
12 | aa79812a454 |
13 | 4b7543918c0 |
14 | 248b120d560 |
15 | 12807a8996a |
hex | 9cf528f400 |
674128000000 has 616 divisors, whose sum is σ = 2077678405376. Its totient is φ = 212889600000.
The previous prime is 674127999959. The next prime is 674128000009. The reversal of 674128000000 is 821476.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a taxicab number since it can be written as a sum of two cubes in more than one way. Here 674128000000 = 12403 + 87603 = 25003 + 87003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (674128000009) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 1455999769 + ... + 1456000231.
Almost surely, 2674128000000 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 674128000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1038839202688).
674128000000 is an abundant number, since it is smaller than the sum of its proper divisors (1403550405376).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
674128000000 is an frugal number, since it uses more digits than its factorization.
674128000000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 533 (or 490 counting only the distinct ones).
The product of its (nonzero) digits is 2688, while the sum is 28.
Adding to 674128000000 its reverse (821476), we get a palindrome (674128821476).
The spelling of 674128000000 in words is "six hundred seventy-four billion, one hundred twenty-eight million", and thus it is an aban number.
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