Base | Representation |
---|---|
bin | 11000000001000… |
… | …11000000011100 |
3 | 112001002201212010 |
4 | 30000203000130 |
5 | 403034014410 |
6 | 31554111220 |
7 | 4664316015 |
oct | 1400430034 |
9 | 461081763 |
10 | 201469980 |
11 | a37a7418 |
12 | 5757b510 |
13 | 3298040a |
14 | 1ca8600c |
15 | 12a49c20 |
hex | c02301c |
201469980 has 24 divisors (see below), whose sum is σ = 564116112. Its totient is φ = 53725312.
The previous prime is 201469973. The next prime is 201469981. The reversal of 201469980 is 89964102.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (201469981) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1678857 + ... + 1678976.
It is an arithmetic number, because the mean of its divisors is an integer number (23504838).
Almost surely, 2201469980 is an apocalyptic number.
201469980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
201469980 is an abundant number, since it is smaller than the sum of its proper divisors (362646132).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201469980 is a wasteful number, since it uses less digits than its factorization.
201469980 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3357845 (or 3357843 counting only the distinct ones).
The product of its (nonzero) digits is 31104, while the sum is 39.
The square root of 201469980 is about 14194.0121177911. The cubic root of 201469980 is about 586.2328009163.
The spelling of 201469980 in words is "two hundred one million, four hundred sixty-nine thousand, nine hundred eighty".
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