Base | Representation |
---|---|
bin | 1110101100100101… |
… | …0001110011010001 |
3 | 101011221100201120212 |
4 | 3223021101303101 |
5 | 31034414443334 |
6 | 1451244413505 |
7 | 166522416020 |
oct | 35311216321 |
9 | 11157321525 |
10 | 3945077969 |
11 | 1744991518 |
12 | 921247295 |
13 | 4ab431b81 |
14 | 295d388b7 |
15 | 181526ece |
hex | eb251cd1 |
3945077969 has 8 divisors (see below), whose sum is σ = 4543078848. Its totient is φ = 3355681680.
The previous prime is 3945077911. The next prime is 3945078029. The reversal of 3945077969 is 9697705493.
3945077969 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 3945077969 - 216 = 3945012433 is a prime.
It is a super-2 number, since 2×39450779692 = 31127280362978329922, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (3945079969) 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, 2150162 + ... + 2151995.
It is an arithmetic number, because the mean of its divisors is an integer number (567884856).
Almost surely, 23945077969 is an apocalyptic number.
It is an amenable number.
3945077969 is a deficient number, since it is larger than the sum of its proper divisors (598000879).
3945077969 is a wasteful number, since it uses less digits than its factorization.
3945077969 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4302295.
The product of its (nonzero) digits is 12859560, while the sum is 59.
The square root of 3945077969 is about 62809.8556677214. The cubic root of 3945077969 is about 1580.1022698583.
The spelling of 3945077969 in words is "three billion, nine hundred forty-five million, seventy-seven thousand, nine hundred sixty-nine".
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