Base | Representation |
---|---|
bin | 10000101111110… |
… | …00100001111001 |
3 | 100210100001101120 |
4 | 20113320201321 |
5 | 241430303320 |
6 | 21534535453 |
7 | 3324022362 |
oct | 1027704171 |
9 | 323301346 |
10 | 140478585 |
11 | 72329705 |
12 | 3b067589 |
13 | 23147130 |
14 | 1492ab69 |
15 | c4ed440 |
hex | 85f8879 |
140478585 has 16 divisors (see below), whose sum is σ = 242055744. Its totient is φ = 69158592.
The previous prime is 140478551. The next prime is 140478589. The reversal of 140478585 is 585874041.
140478585 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 140478585 - 26 = 140478521 is a prime.
It is not an unprimeable number, because it can be changed into a prime (140478589) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 360007 + ... + 360396.
It is an arithmetic number, because the mean of its divisors is an integer number (15128484).
Almost surely, 2140478585 is an apocalyptic number.
140478585 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
140478585 is a deficient number, since it is larger than the sum of its proper divisors (101577159).
140478585 is a wasteful number, since it uses less digits than its factorization.
140478585 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 720424.
The product of its (nonzero) digits is 179200, while the sum is 42.
The square root of 140478585 is about 11852.3662194517. The cubic root of 140478585 is about 519.8404157734.
The spelling of 140478585 in words is "one hundred forty million, four hundred seventy-eight thousand, five hundred eighty-five".
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