Base | Representation |
---|---|
bin | 111111000010100… |
… | …0011101100011000 |
3 | 12110102020002110011 |
4 | 1332011003230120 |
5 | 13313001130224 |
6 | 545521131304 |
7 | 103263241246 |
oct | 17605035430 |
9 | 5412202404 |
10 | 2115255064 |
11 | 99600848a |
12 | 4b0489b34 |
13 | 2792cc620 |
14 | 160cdb796 |
15 | c5a7c394 |
hex | 7e143b18 |
2115255064 has 32 divisors (see below), whose sum is σ = 4277866320. Its totient is φ = 974745216.
The previous prime is 2115255059. The next prime is 2115255091. The reversal of 2115255064 is 4605525112.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52339 + ... + 83485.
Almost surely, 22115255064 is an apocalyptic number.
It is an amenable number.
2115255064 is an abundant number, since it is smaller than the sum of its proper divisors (2162611256).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2115255064 is a wasteful number, since it uses less digits than its factorization.
2115255064 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31819 (or 31815 counting only the distinct ones).
The product of its (nonzero) digits is 12000, while the sum is 31.
The square root of 2115255064 is about 45991.9021567928. The cubic root of 2115255064 is about 1283.6725306272.
The spelling of 2115255064 in words is "two billion, one hundred fifteen million, two hundred fifty-five thousand, sixty-four".
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