Base | Representation |
---|---|
bin | 11000000000010… |
… | …10011100101100 |
3 | 112000220121212111 |
4 | 30000022130230 |
5 | 403022310023 |
6 | 31552013404 |
7 | 4663416523 |
oct | 1400123454 |
9 | 460817774 |
10 | 201369388 |
11 | a3738890 |
12 | 57531264 |
13 | 329466ac |
14 | 1ca5b4ba |
15 | 12a2a00d |
hex | c00a72c |
201369388 has 24 divisors (see below), whose sum is σ = 397691280. Its totient is φ = 88374720.
The previous prime is 201369383. The next prime is 201369449. The reversal of 201369388 is 883963102.
It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 201369388.
It is not an unprimeable number, because it can be changed into a prime (201369383) 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, 77631 + ... + 80182.
It is an arithmetic number, because the mean of its divisors is an integer number (16570470).
Almost surely, 2201369388 is an apocalyptic number.
It is an amenable number.
201369388 is a deficient number, since it is larger than the sum of its proper divisors (196321892).
201369388 is a wasteful number, since it uses less digits than its factorization.
201369388 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 157857 (or 157855 counting only the distinct ones).
The product of its (nonzero) digits is 62208, while the sum is 40.
The square root of 201369388 is about 14190.4682093298. The cubic root of 201369388 is about 586.1352178966.
The spelling of 201369388 in words is "two hundred one million, three hundred sixty-nine thousand, three hundred eighty-eight".
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