Base | Representation |
---|---|
bin | 11000000101000… |
… | …10110111110110 |
3 | 112002002100021211 |
4 | 30002202313312 |
5 | 403202244333 |
6 | 32013232034 |
7 | 5001626653 |
oct | 1402426766 |
9 | 462070254 |
10 | 201993718 |
11 | a4024963 |
12 | 5779261a |
13 | 32b04914 |
14 | 1cb80c2a |
15 | 12aeeecd |
hex | c0a2df6 |
201993718 has 8 divisors (see below), whose sum is σ = 304259040. Its totient is φ = 100574040.
The previous prime is 201993713. The next prime is 201993719. The reversal of 201993718 is 817399102.
201993718 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×2019937182 = 81602924222927048, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (201993713) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210813 + ... + 211768.
It is an arithmetic number, because the mean of its divisors is an integer number (38032380).
Almost surely, 2201993718 is an apocalyptic number.
201993718 is a deficient number, since it is larger than the sum of its proper divisors (102265322).
201993718 is a wasteful number, since it uses less digits than its factorization.
201993718 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 422822.
The product of its (nonzero) digits is 27216, while the sum is 40.
The square root of 201993718 is about 14212.4494018448. The cubic root of 201993718 is about 586.7403483702.
The spelling of 201993718 in words is "two hundred one million, nine hundred ninety-three thousand, seven hundred eighteen".
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