Base | Representation |
---|---|
bin | 11110000101001… |
… | …10100110001100 |
3 | 122120211020020220 |
4 | 33002212212030 |
5 | 1004044344440 |
6 | 41012311340 |
7 | 6152600640 |
oct | 1702464614 |
9 | 576736226 |
10 | 252340620 |
11 | 11a492274 |
12 | 70612550 |
13 | 40381b9c |
14 | 25728c20 |
15 | 172478d0 |
hex | f0a698c |
252340620 has 96 divisors (see below), whose sum is σ = 833581056. Its totient is φ = 55814400.
The previous prime is 252340601. The next prime is 252340637. The reversal of 252340620 is 26043252.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3330 + ... + 22710.
It is an arithmetic number, because the mean of its divisors is an integer number (8683136).
Almost surely, 2252340620 is an apocalyptic number.
252340620 is a gapful number since it is divisible by the number (20) 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 252340620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (416790528).
252340620 is an abundant number, since it is smaller than the sum of its proper divisors (581240436).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
252340620 is a wasteful number, since it uses less digits than its factorization.
252340620 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19431 (or 19429 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 24.
The square root of 252340620 is about 15885.2327650557. The cubic root of 252340620 is about 631.9204187303.
Adding to 252340620 its reverse (26043252), we get a palindrome (278383872).
The spelling of 252340620 in words is "two hundred fifty-two million, three hundred forty thousand, six hundred twenty".
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