Base | Representation |
---|---|
bin | 11000000101001… |
… | …10000010011000 |
3 | 112002010000001220 |
4 | 30002212002120 |
5 | 403203203210 |
6 | 32013412040 |
7 | 5002012521 |
oct | 1402460230 |
9 | 462100056 |
10 | 202006680 |
11 | a4033677 |
12 | 5779a020 |
13 | 32b0a7a5 |
14 | 1cb85848 |
15 | 12b03c70 |
hex | c0a6098 |
202006680 has 64 divisors (see below), whose sum is σ = 622412640. Its totient is φ = 52411392.
The previous prime is 202006669. The next prime is 202006681. The reversal of 202006680 is 86600202.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a self number, because there is not a number n which added to its sum of digits gives 202006680.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (202006681) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18309 + ... + 27188.
Almost surely, 2202006680 is an apocalyptic number.
202006680 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
202006680 is an abundant number, since it is smaller than the sum of its proper divisors (420405960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
202006680 is a wasteful number, since it uses less digits than its factorization.
202006680 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45548 (or 45544 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 24.
The square root of 202006680 is about 14212.9054031890. The cubic root of 202006680 is about 586.7528985389.
Adding to 202006680 its reverse (86600202), we get a palindrome (288606882).
The spelling of 202006680 in words is "two hundred two million, six thousand, six hundred eighty".
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