Base | Representation |
---|---|
bin | 111111000010110… |
… | …0001001001010001 |
3 | 12110102110012221001 |
4 | 1332011201021101 |
5 | 13313014010242 |
6 | 545523502001 |
7 | 103264253041 |
oct | 17605411121 |
9 | 5412405831 |
10 | 2115375697 |
11 | 996090086 |
12 | 4b0527901 |
13 | 2793424c6 |
14 | 160d2d721 |
15 | c5aa2eb7 |
hex | 7e161251 |
2115375697 has 16 divisors (see below), whose sum is σ = 2272095360. Its totient is φ = 1963308672.
The previous prime is 2115375683. The next prime is 2115375701. The reversal of 2115375697 is 7965735112.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 2115375697 - 211 = 2115373649 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2115375617) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 988813 + ... + 990949.
It is an arithmetic number, because the mean of its divisors is an integer number (142005960).
Almost surely, 22115375697 is an apocalyptic number.
It is an amenable number.
2115375697 is a deficient number, since it is larger than the sum of its proper divisors (156719663).
2115375697 is a wasteful number, since it uses less digits than its factorization.
2115375697 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3192.
The product of its digits is 396900, while the sum is 46.
The square root of 2115375697 is about 45993.2135972254. The cubic root of 2115375697 is about 1283.6969327789.
The spelling of 2115375697 in words is "two billion, one hundred fifteen million, three hundred seventy-five thousand, six hundred ninety-seven".
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