Base | Representation |
---|---|
bin | 101010001011110111111… |
… | …001110011001011111101 |
3 | 101021010202000000020201000 |
4 | 222023313321303023331 |
5 | 334444041033103400 |
6 | 10055433405240513 |
7 | 416305051423041 |
oct | 52136771631375 |
9 | 11233660006630 |
10 | 2898967081725 |
11 | a18499383910 |
12 | 3a9a0a263139 |
13 | 1804aa028c20 |
14 | a044c9da021 |
15 | 5061e9c4600 |
hex | 2a2f7e732fd |
2898967081725 has 192 divisors, whose sum is σ = 6389671034880. Its totient is φ = 1269832723200.
The previous prime is 2898967081711. The next prime is 2898967081729. The reversal of 2898967081725 is 5271807698982.
It is not a de Polignac number, because 2898967081725 - 211 = 2898967079677 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2898967081729) by changing a digit.
It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 4217172 + ... + 4856178.
It is an arithmetic number, because the mean of its divisors is an integer number (33279536640).
Almost surely, 22898967081725 is an apocalyptic number.
2898967081725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2898967081725 is an abundant number, since it is smaller than the sum of its proper divisors (3490703953155).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2898967081725 is a wasteful number, since it uses less digits than its factorization.
2898967081725 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 639097 (or 639086 counting only the distinct ones).
The product of its (nonzero) digits is 243855360, while the sum is 72.
The spelling of 2898967081725 in words is "two trillion, eight hundred ninety-eight billion, nine hundred sixty-seven million, eighty-one thousand, seven hundred twenty-five".
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