Base | Representation |
---|---|
bin | 11010001010100… |
… | …001011101111101 |
3 | 1010120222210100020 |
4 | 122022201131331 |
5 | 1344333404031 |
6 | 111320322353 |
7 | 13610102445 |
oct | 3212413575 |
9 | 1116883306 |
10 | 438966141 |
11 | 20586a839 |
12 | 1030133b9 |
13 | 6cc356a3 |
14 | 42429125 |
15 | 2880e096 |
hex | 1a2a177d |
438966141 has 4 divisors (see below), whose sum is σ = 585288192. Its totient is φ = 292644092.
The previous prime is 438966097. The next prime is 438966161. The reversal of 438966141 is 141669834.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 438966141 - 215 = 438933373 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 438966093 and 438966102.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (438966161) 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, 73161021 + ... + 73161026.
It is an arithmetic number, because the mean of its divisors is an integer number (146322048).
Almost surely, 2438966141 is an apocalyptic number.
It is an amenable number.
438966141 is a deficient number, since it is larger than the sum of its proper divisors (146322051).
438966141 is a wasteful number, since it uses less digits than its factorization.
438966141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 146322050.
The product of its digits is 124416, while the sum is 42.
The square root of 438966141 is about 20951.5188232262. The cubic root of 438966141 is about 759.9943103221.
The spelling of 438966141 in words is "four hundred thirty-eight million, nine hundred sixty-six thousand, one hundred forty-one".
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