Base | Representation |
---|---|
bin | 1011001000111011… |
… | …0000010001101111 |
3 | 21201101121112000021 |
4 | 2302032300101233 |
5 | 22110443242312 |
6 | 1212414343011 |
7 | 134046245563 |
oct | 26216602157 |
9 | 7641545007 |
10 | 2990212207 |
11 | 12a4995764 |
12 | 6b54baa67 |
13 | 388668448 |
14 | 2051b96a3 |
15 | 1277adc07 |
hex | b23b046f |
2990212207 has 8 divisors (see below), whose sum is σ = 3005838000. Its totient is φ = 2974608384.
The previous prime is 2990212201. The next prime is 2990212241. The reversal of 2990212207 is 7022120992.
2990212207 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2990212207 - 219 = 2989687919 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2990212201) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 315169 + ... + 324517.
It is an arithmetic number, because the mean of its divisors is an integer number (375729750).
Almost surely, 22990212207 is an apocalyptic number.
2990212207 is a deficient number, since it is larger than the sum of its proper divisors (15625793).
2990212207 is a wasteful number, since it uses less digits than its factorization.
2990212207 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10985.
The product of its (nonzero) digits is 9072, while the sum is 34.
The square root of 2990212207 is about 54682.8328362750. The cubic root of 2990212207 is about 1440.6793680603.
The spelling of 2990212207 in words is "two billion, nine hundred ninety million, two hundred twelve thousand, two hundred seven".
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