Base | Representation |
---|---|
bin | 1000001011110101… |
… | …1000110111111001 |
3 | 12200010021210202210 |
4 | 2002331120313321 |
5 | 13444431140440 |
6 | 1002004045333 |
7 | 105306205665 |
oct | 20275306771 |
9 | 5603253683 |
10 | 2197130745 |
11 | a2824a937 |
12 | 513993849 |
13 | 290268684 |
14 | 16bb318a5 |
15 | ccd51a80 |
hex | 82f58df9 |
2197130745 has 16 divisors (see below), whose sum is σ = 3722198400. Its totient is φ = 1102873344.
The previous prime is 2197130737. The next prime is 2197130753. The reversal of 2197130745 is 5470317912.
It is an interprime number because it is at equal distance from previous prime (2197130737) and next prime (2197130753).
It is not a de Polignac number, because 2197130745 - 23 = 2197130737 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4307845 + ... + 4308354.
It is an arithmetic number, because the mean of its divisors is an integer number (232637400).
Almost surely, 22197130745 is an apocalyptic number.
It is an amenable number.
2197130745 is a deficient number, since it is larger than the sum of its proper divisors (1525067655).
2197130745 is a wasteful number, since it uses less digits than its factorization.
2197130745 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8616224.
The product of its (nonzero) digits is 52920, while the sum is 39.
The square root of 2197130745 is about 46873.5612579202. The cubic root of 2197130745 is about 1300.0257874569.
The spelling of 2197130745 in words is "two billion, one hundred ninety-seven million, one hundred thirty thousand, seven hundred forty-five".
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