Base | Representation |
---|---|
bin | 10000101111110… |
… | …10011110000000 |
3 | 100210100110021202 |
4 | 20113322132000 |
5 | 241431032103 |
6 | 21535040332 |
7 | 3324054500 |
oct | 1027723600 |
9 | 323313252 |
10 | 140486528 |
11 | 72334676 |
12 | 3b0700a8 |
13 | 2314a930 |
14 | 1492da00 |
15 | c500988 |
hex | 85fa780 |
140486528 has 96 divisors (see below), whose sum is σ = 350816760. Its totient is φ = 55544832.
The previous prime is 140486509. The next prime is 140486531. The reversal of 140486528 is 825684041.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 140486491 and 140486500.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 80675 + ... + 82397.
Almost surely, 2140486528 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 140486528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175408380).
140486528 is an abundant number, since it is smaller than the sum of its proper divisors (210330232).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140486528 is a wasteful number, since it uses less digits than its factorization.
140486528 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1764 (or 1745 counting only the distinct ones).
The product of its (nonzero) digits is 61440, while the sum is 38.
The square root of 140486528 is about 11852.7012954853. The cubic root of 140486528 is about 519.8502132681.
The spelling of 140486528 in words is "one hundred forty million, four hundred eighty-six thousand, five hundred twenty-eight".
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