Base | Representation |
---|---|
bin | 1010111111000111… |
… | …1010100110101101 |
3 | 21121112020200210012 |
4 | 2233301322212231 |
5 | 22014432113101 |
6 | 1204345223005 |
7 | 133036630031 |
oct | 25761724655 |
9 | 7545220705 |
10 | 2949097901 |
11 | 12837639a2 |
12 | 6a3791a65 |
13 | 37cca1659 |
14 | 1dd9561c1 |
15 | 123d8bbbb |
hex | afc7a9ad |
2949097901 has 4 divisors (see below), whose sum is σ = 3104313600. Its totient is φ = 2793882204.
The previous prime is 2949097883. The next prime is 2949097909. The reversal of 2949097901 is 1097909492.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 2949097901 - 226 = 2881989037 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 2949097901.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2949097909) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77607821 + ... + 77607858.
It is an arithmetic number, because the mean of its divisors is an integer number (776078400).
Almost surely, 22949097901 is an apocalyptic number.
It is an amenable number.
2949097901 is a deficient number, since it is larger than the sum of its proper divisors (155215699).
2949097901 is a wasteful number, since it uses less digits than its factorization.
2949097901 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 155215698.
The product of its (nonzero) digits is 367416, while the sum is 50.
The square root of 2949097901 is about 54305.5973266108. The cubic root of 2949097901 is about 1434.0459369101.
The spelling of 2949097901 in words is "two billion, nine hundred forty-nine million, ninety-seven thousand, nine hundred one".
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