Base | Representation |
---|---|
bin | 1111101100001110… |
… | …0101001111110000 |
3 | 101212112122210111110 |
4 | 3323003211033300 |
5 | 32111234121313 |
6 | 1533542113320 |
7 | 206243403204 |
oct | 37303451760 |
9 | 11775583443 |
10 | 4212020208 |
11 | 1871637140 |
12 | 99671b840 |
13 | 521826c66 |
14 | 2bd584b04 |
15 | 199ba5ec3 |
hex | fb0e53f0 |
4212020208 has 160 divisors (see below), whose sum is σ = 12281356800. Its totient is φ = 1232686080.
The previous prime is 4212020179. The next prime is 4212020231. The reversal of 4212020208 is 8020202124.
It is a happy number.
It is a super-2 number, since 2×42120202082 = 35482228465200726528, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2910141 + ... + 2911587.
It is an arithmetic number, because the mean of its divisors is an integer number (76758480).
Almost surely, 24212020208 is an apocalyptic number.
4212020208 is a gapful number since it is divisible by the number (48) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 4212020208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6140678400).
4212020208 is an abundant number, since it is smaller than the sum of its proper divisors (8069336592).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4212020208 is a wasteful number, since it uses less digits than its factorization.
4212020208 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1655 (or 1649 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 21.
The square root of 4212020208 is about 64900.0786440201. The cubic root of 4212020208 is about 1614.9663663372.
It can be divided in two parts, 4 and 212020208, that added together give a palindrome (212020212).
The spelling of 4212020208 in words is "four billion, two hundred twelve million, twenty thousand, two hundred eight".
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