Base | Representation |
---|---|
bin | 10000110000110… |
… | …10011011101110 |
3 | 100210121002212212 |
4 | 20120122123232 |
5 | 241444224304 |
6 | 21541530422 |
7 | 3325141265 |
oct | 1030323356 |
9 | 323532785 |
10 | 140617454 |
11 | 72413a7a |
12 | 3b113a12 |
13 | 231953c3 |
14 | 149655dc |
15 | c52966e |
hex | 861a6ee |
140617454 has 16 divisors (see below), whose sum is σ = 218181600. Its totient is φ = 67923840.
The previous prime is 140617453. The next prime is 140617459. The reversal of 140617454 is 454716041.
140617454 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 140617454.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140617453) 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, 122 + ... + 16770.
It is an arithmetic number, because the mean of its divisors is an integer number (13636350).
Almost surely, 2140617454 is an apocalyptic number.
140617454 is a deficient number, since it is larger than the sum of its proper divisors (77564146).
140617454 is a wasteful number, since it uses less digits than its factorization.
140617454 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16795.
The product of its (nonzero) digits is 13440, while the sum is 32.
The square root of 140617454 is about 11858.2230540667. The cubic root of 140617454 is about 520.0116540781.
The spelling of 140617454 in words is "one hundred forty million, six hundred seventeen thousand, four hundred fifty-four".
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