Base | Representation |
---|---|
bin | 1111110011011010… |
… | …0011101110001000 |
3 | 101221122101002020022 |
4 | 3330312203232020 |
5 | 32141443114040 |
6 | 1540540120012 |
7 | 210060524633 |
oct | 37466435610 |
9 | 11848332208 |
10 | 4242160520 |
11 | 1887652a94 |
12 | 9a4836008 |
13 | 527b4aa70 |
14 | 2c358cc1a |
15 | 19c65b6b5 |
hex | fcda3b88 |
4242160520 has 64 divisors (see below), whose sum is σ = 10375283520. Its totient is φ = 1551677184.
The previous prime is 4242160493. The next prime is 4242160537. The reversal of 4242160520 is 250612424.
It is a Harshad number since it is a multiple of its sum of digits (26).
It is a self number, because there is not a number n which added to its sum of digits gives 4242160520.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17519 + ... + 93761.
It is an arithmetic number, because the mean of its divisors is an integer number (162113805).
Almost surely, 24242160520 is an apocalyptic number.
4242160520 is a gapful number since it is divisible by the number (40) 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 4242160520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5187641760).
4242160520 is an abundant number, since it is smaller than the sum of its proper divisors (6133123000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4242160520 is a wasteful number, since it uses less digits than its factorization.
4242160520 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 76374 (or 76370 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 26.
The square root of 4242160520 is about 65131.8702326288. The cubic root of 4242160520 is about 1618.8093318742.
Adding to 4242160520 its reverse (250612424), we get a palindrome (4492772944).
The spelling of 4242160520 in words is "four billion, two hundred forty-two million, one hundred sixty thousand, five hundred twenty".
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