Base | Representation |
---|---|
bin | 1110101011010001… |
… | …1010011010011100 |
3 | 101011120001211111120 |
4 | 3222310122122130 |
5 | 31032014430340 |
6 | 1450531250540 |
7 | 166425055152 |
oct | 35264323234 |
9 | 11146054446 |
10 | 3939608220 |
11 | 1741895a69 |
12 | 91b449a50 |
13 | 4aa268332 |
14 | 2953133d2 |
15 | 180ce64d0 |
hex | ead1a69c |
3939608220 has 48 divisors (see below), whose sum is σ = 11679782688. Its totient is φ = 988764160.
The previous prime is 3939608213. The next prime is 3939608251. The reversal of 3939608220 is 228069393.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1930161 + ... + 1932200.
It is an arithmetic number, because the mean of its divisors is an integer number (243328806).
Almost surely, 23939608220 is an apocalyptic number.
3939608220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
3939608220 is an abundant number, since it is smaller than the sum of its proper divisors (7740174468).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3939608220 is a wasteful number, since it uses less digits than its factorization.
3939608220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3862390 (or 3862388 counting only the distinct ones).
The product of its (nonzero) digits is 139968, while the sum is 42.
The square root of 3939608220 is about 62766.2984411220. The cubic root of 3939608220 is about 1579.3716750698.
The spelling of 3939608220 in words is "three billion, nine hundred thirty-nine million, six hundred eight thousand, two hundred twenty".
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