| Base | Representation |
|---|---|
| bin | 10000110000000… |
| … | …11011100111000 |
| 3 | 100210102022202102 |
| 4 | 20120003130320 |
| 5 | 241433221240 |
| 6 | 21535522532 |
| 7 | 3324266660 |
| oct | 1030033470 |
| 9 | 323368672 |
| 10 | 140523320 |
| 11 | 7235a283 |
| 12 | 3b089448 |
| 13 | 231615c2 |
| 14 | 1493d1a0 |
| 15 | c50b815 |
| hex | 8603738 |
140523320 has 64 divisors (see below), whose sum is σ = 364996800. Its totient is φ = 47692800.
The previous prime is 140523283. The next prime is 140523329. The reversal of 140523320 is 23325041.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 140523292 and 140523301.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140523329) 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, 25796 + ... + 30764.
It is an arithmetic number, because the mean of its divisors is an integer number (5703075).
Almost surely, 2140523320 is an apocalyptic number.
140523320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 140523320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182498400).
140523320 is an abundant number, since it is smaller than the sum of its proper divisors (224473480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140523320 is a wasteful number, since it uses less digits than its factorization.
140523320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5088 (or 5084 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 20.
The square root of 140523320 is about 11854.2532451437. The cubic root of 140523320 is about 519.8955904771.
Adding to 140523320 its reverse (23325041), we get a palindrome (163848361).
The spelling of 140523320 in words is "one hundred forty million, five hundred twenty-three thousand, three hundred twenty".
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