Base | Representation |
---|---|
bin | 1111101001110101… |
… | …0100010111110100 |
3 | 101211211210012010012 |
4 | 3322131110113310 |
5 | 32101202131440 |
6 | 1532543115352 |
7 | 206062215413 |
oct | 37235242764 |
9 | 11754705105 |
10 | 4201989620 |
11 | 1866a05aa4 |
12 | 9932a2b58 |
13 | 51c7244ba |
14 | 2bc0d347a |
15 | 198d73e65 |
hex | fa7545f4 |
4201989620 has 24 divisors (see below), whose sum is σ = 9343248264. Its totient is φ = 1581925376.
The previous prime is 4201989613. The next prime is 4201989629. The reversal of 4201989620 is 269891024.
It can be written as a sum of positive squares in 4 ways, for example, as 2235776656 + 1966212964 = 47284^2 + 44342^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4201989629) 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 7 ways as a sum of consecutive naturals, for example, 6179057 + ... + 6179736.
It is an arithmetic number, because the mean of its divisors is an integer number (389302011).
Almost surely, 24201989620 is an apocalyptic number.
It is an amenable number.
4201989620 is an abundant number, since it is smaller than the sum of its proper divisors (5141258644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4201989620 is a wasteful number, since it uses less digits than its factorization.
4201989620 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12358819 (or 12358817 counting only the distinct ones).
The product of its (nonzero) digits is 62208, while the sum is 41.
The square root of 4201989620 is about 64822.7554181400. The cubic root of 4201989620 is about 1613.6833764324.
The spelling of 4201989620 in words is "four billion, two hundred one million, nine hundred eighty-nine thousand, six hundred twenty".
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