Base | Representation |
---|---|
bin | 10000101100010… |
… | …10011001011111 |
3 | 100202111010121020 |
4 | 20112022121133 |
5 | 241321334422 |
6 | 21521135223 |
7 | 3320133255 |
oct | 1026123137 |
9 | 322433536 |
10 | 140027487 |
11 | 720507a6 |
12 | 3aa8a513 |
13 | 23019a02 |
14 | 148505d5 |
15 | c45e95c |
hex | 858a65f |
140027487 has 8 divisors (see below), whose sum is σ = 197685936. Its totient is φ = 87860352.
The previous prime is 140027477. The next prime is 140027491. The reversal of 140027487 is 784720041.
140027487 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 not a de Polignac number, because 140027487 - 212 = 140023391 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140027467) 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, 1372768 + ... + 1372869.
It is an arithmetic number, because the mean of its divisors is an integer number (24710742).
Almost surely, 2140027487 is an apocalyptic number.
140027487 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
140027487 is a deficient number, since it is larger than the sum of its proper divisors (57658449).
140027487 is a wasteful number, since it uses less digits than its factorization.
140027487 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2745657.
The product of its (nonzero) digits is 12544, while the sum is 33.
The square root of 140027487 is about 11833.3210469420. The cubic root of 140027487 is about 519.2833903626.
The spelling of 140027487 in words is "one hundred forty million, twenty-seven thousand, four hundred eighty-seven".
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