Base | Representation |
---|---|
bin | 1011001000101010… |
… | …0000111010101000 |
3 | 21201022112001022210 |
4 | 2302022200322220 |
5 | 22110202210322 |
6 | 1212334445120 |
7 | 134033636223 |
oct | 26212407250 |
9 | 7638461283 |
10 | 2989100712 |
11 | 12a42a6674 |
12 | 6b50637a0 |
13 | 388369560 |
14 | 204daa5ba |
15 | 12763e70c |
hex | b22a0ea8 |
2989100712 has 32 divisors (see below), whose sum is σ = 8047579680. Its totient is φ = 919723200.
The previous prime is 2989100707. The next prime is 2989100797. The reversal of 2989100712 is 2170019892.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4789914 + ... + 4790537.
It is an arithmetic number, because the mean of its divisors is an integer number (251486865).
Almost surely, 22989100712 is an apocalyptic number.
It is an amenable number.
2989100712 is an abundant number, since it is smaller than the sum of its proper divisors (5058478968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2989100712 is a wasteful number, since it uses less digits than its factorization.
2989100712 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9580473 (or 9580469 counting only the distinct ones).
The product of its (nonzero) digits is 18144, while the sum is 39.
The square root of 2989100712 is about 54672.6687843204. The cubic root of 2989100712 is about 1440.5008404451.
The spelling of 2989100712 in words is "two billion, nine hundred eighty-nine million, one hundred thousand, seven hundred twelve".
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