Base | Representation |
---|---|
bin | 11111000000011… |
… | …010110110011000 |
3 | 1100020212002021200 |
4 | 133000122312120 |
5 | 2031133004142 |
6 | 123341434200 |
7 | 15614441532 |
oct | 3700326630 |
9 | 1306762250 |
10 | 520203672 |
11 | 24770679a |
12 | 12626b960 |
13 | 83a0a131 |
14 | 4d134852 |
15 | 30a0964c |
hex | 1f01ad98 |
520203672 has 48 divisors (see below), whose sum is σ = 1491764040. Its totient is φ = 163200768.
The previous prime is 520203667. The next prime is 520203701. The reversal of 520203672 is 276302025.
It is a super-2 number, since 2×5202036722 = 541223720724567168, which contains 22 as substring.
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 211278 + ... + 213725.
Almost surely, 2520203672 is an apocalyptic number.
It is an amenable number.
520203672 is an abundant number, since it is smaller than the sum of its proper divisors (971560368).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
520203672 is a wasteful number, since it uses less digits than its factorization.
520203672 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 425032 (or 425025 counting only the distinct ones).
The product of its (nonzero) digits is 5040, while the sum is 27.
The square root of 520203672 is about 22807.9738688030. The cubic root of 520203672 is about 804.2501263799.
Adding to 520203672 its reverse (276302025), we get a palindrome (796505697).
The spelling of 520203672 in words is "five hundred twenty million, two hundred three thousand, six hundred seventy-two".
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