Base | Representation |
---|---|
bin | 100100000011… |
… | …0101011010010 |
3 | 1022120022021111 |
4 | 1020012223102 |
5 | 14314323324 |
6 | 1513043534 |
7 | 316443016 |
oct | 110065322 |
9 | 38508244 |
10 | 18901714 |
11 | a740157 |
12 | 63b65aa |
13 | 3bba560 |
14 | 2720546 |
15 | 19d5794 |
hex | 1206ad2 |
18901714 has 8 divisors (see below), whose sum is σ = 30533580. Its totient is φ = 8723856.
The previous prime is 18901681. The next prime is 18901717. The reversal of 18901714 is 41710981.
It can be written as a sum of positive squares in 2 ways, for example, as 18636489 + 265225 = 4317^2 + 515^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (18901717) 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, 363469 + ... + 363520.
Almost surely, 218901714 is an apocalyptic number.
18901714 is a deficient number, since it is larger than the sum of its proper divisors (11631866).
18901714 is a wasteful number, since it uses less digits than its factorization.
18901714 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 727004.
The product of its (nonzero) digits is 2016, while the sum is 31.
The square root of 18901714 is about 4347.6101481159. The cubic root of 18901714 is about 266.3792524882.
The spelling of 18901714 in words is "eighteen million, nine hundred one thousand, seven hundred fourteen".
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