Base | Representation |
---|---|
bin | 10000101100010… |
… | …01101000011001 |
3 | 100202110222021212 |
4 | 20112021220121 |
5 | 241321234340 |
6 | 21521112505 |
7 | 3320121146 |
oct | 1026115031 |
9 | 322428255 |
10 | 140024345 |
11 | 720493aa |
12 | 3aa88735 |
13 | 23018456 |
14 | 1484d3cd |
15 | c45da65 |
hex | 8589a19 |
140024345 has 16 divisors (see below), whose sum is σ = 176020992. Its totient is φ = 106729920.
The previous prime is 140024333. The next prime is 140024347. The reversal of 140024345 is 543420041.
It is not a de Polignac number, because 140024345 - 28 = 140024089 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (23).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 140024345.
It is not an unprimeable number, because it can be changed into a prime (140024347) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28919 + ... + 33411.
It is an arithmetic number, because the mean of its divisors is an integer number (11001312).
Almost surely, 2140024345 is an apocalyptic number.
It is an amenable number.
140024345 is a deficient number, since it is larger than the sum of its proper divisors (35996647).
140024345 is a wasteful number, since it uses less digits than its factorization.
140024345 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4792.
The product of its (nonzero) digits is 1920, while the sum is 23.
The square root of 140024345 is about 11833.1882854960. The cubic root of 140024345 is about 519.2795063618.
Adding to 140024345 its reverse (543420041), we get a palindrome (683444386).
The spelling of 140024345 in words is "one hundred forty million, twenty-four thousand, three hundred forty-five".
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