Base | Representation |
---|---|
bin | 1001101001101… |
… | …1001010110011 |
3 | 2211011200010022 |
4 | 2122123022303 |
5 | 40330401314 |
6 | 4003354055 |
7 | 1001041514 |
oct | 232331263 |
9 | 84150108 |
10 | 40481459 |
11 | 2093a357 |
12 | 1168292b |
13 | 8504a35 |
14 | 553aa0b |
15 | 384978e |
hex | 269b2b3 |
40481459 has 4 divisors (see below), whose sum is σ = 40839816. Its totient is φ = 40123104.
The previous prime is 40481423. The next prime is 40481503. The reversal of 40481459 is 95418404.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-40481459 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (40481059) 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, 179009 + ... + 179234.
It is an arithmetic number, because the mean of its divisors is an integer number (10209954).
Almost surely, 240481459 is an apocalyptic number.
40481459 is a deficient number, since it is larger than the sum of its proper divisors (358357).
40481459 is a wasteful number, since it uses less digits than its factorization.
40481459 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 358356.
The product of its (nonzero) digits is 23040, while the sum is 35.
The square root of 40481459 is about 6362.5041453818. The cubic root of 40481459 is about 343.3618594662.
The spelling of 40481459 in words is "forty million, four hundred eighty-one thousand, four hundred fifty-nine".
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