Base | Representation |
---|---|
bin | 1110101101110111… |
… | …1010100010001101 |
3 | 101012022112120100000 |
4 | 3223131322202031 |
5 | 31042311101233 |
6 | 1452000354513 |
7 | 166616406555 |
oct | 35335724215 |
9 | 11168476300 |
10 | 3950487693 |
11 | 1747a46969 |
12 | 923015a39 |
13 | 4ac5a72a9 |
14 | 296946165 |
15 | 181c44d13 |
hex | eb77a88d |
3950487693 has 24 divisors (see below), whose sum is σ = 6265703808. Its totient is φ = 2478734784.
The previous prime is 3950487683. The next prime is 3950487707. The reversal of 3950487693 is 3967840593.
It is not a de Polignac number, because 3950487693 - 25 = 3950487661 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3950487683) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 474021 + ... + 482282.
It is an arithmetic number, because the mean of its divisors is an integer number (261070992).
Almost surely, 23950487693 is an apocalyptic number.
It is an amenable number.
3950487693 is a deficient number, since it is larger than the sum of its proper divisors (2315216115).
3950487693 is an equidigital number, since it uses as much as digits as its factorization.
3950487693 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 956335 (or 956323 counting only the distinct ones).
The product of its (nonzero) digits is 4898880, while the sum is 54.
The square root of 3950487693 is about 62852.9052073172. The cubic root of 3950487693 is about 1580.8241831788.
The spelling of 3950487693 in words is "three billion, nine hundred fifty million, four hundred eighty-seven thousand, six hundred ninety-three".
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