Base | Representation |
---|---|
bin | 1011001000000001… |
… | …0101100110110101 |
3 | 21201010111111211202 |
4 | 2302000111212311 |
5 | 22104011323244 |
6 | 1212201342245 |
7 | 134002155413 |
oct | 26200254665 |
9 | 7633444752 |
10 | 2986432949 |
11 | 12a2844305 |
12 | 6b4197985 |
13 | 3879441b6 |
14 | 2048b42b3 |
15 | 1272b404e |
hex | b20159b5 |
2986432949 has 4 divisors (see below), whose sum is σ = 2987322240. Its totient is φ = 2985543660.
The previous prime is 2986432921. The next prime is 2986432961. The reversal of 2986432949 is 9492346892.
It is a happy number.
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 2986432949 - 216 = 2986367413 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2986432894 and 2986432903.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2986432909) 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, 439589 + ... + 446330.
It is an arithmetic number, because the mean of its divisors is an integer number (746830560).
Almost surely, 22986432949 is an apocalyptic number.
It is an amenable number.
2986432949 is a deficient number, since it is larger than the sum of its proper divisors (889291).
2986432949 is an equidigital number, since it uses as much as digits as its factorization.
2986432949 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 889290.
The product of its digits is 6718464, while the sum is 56.
The square root of 2986432949 is about 54648.2657455843. The cubic root of 2986432949 is about 1440.0721653970.
The spelling of 2986432949 in words is "two billion, nine hundred eighty-six million, four hundred thirty-two thousand, nine hundred forty-nine".
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