Base | Representation |
---|---|
bin | 10000101100110… |
… | …00101000000000 |
3 | 100202121002112111 |
4 | 20112120220000 |
5 | 241330221020 |
6 | 21522305104 |
7 | 3320465203 |
oct | 1026305000 |
9 | 322532474 |
10 | 140085760 |
11 | 72090561 |
12 | 3aab8194 |
13 | 2303a3a9 |
14 | 1486793a |
15 | c471d5a |
hex | 8598a00 |
140085760 has 40 divisors (see below), whose sum is σ = 335883636. Its totient is φ = 56033280.
The previous prime is 140085719. The next prime is 140085773. The reversal of 140085760 is 67580041.
It can be written as a sum of positive squares in 2 ways, for example, as 139806976 + 278784 = 11824^2 + 528^2 .
It is a tau number, because it is divible by the number of its divisors (40).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24801 + ... + 29920.
Almost surely, 2140085760 is an apocalyptic number.
140085760 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
140085760 is an abundant number, since it is smaller than the sum of its proper divisors (195797876).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140085760 is an frugal number, since it uses more digits than its factorization.
140085760 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54744 (or 54728 counting only the distinct ones).
The product of its (nonzero) digits is 6720, while the sum is 31.
The square root of 140085760 is about 11835.7830328204. The cubic root of 140085760 is about 519.3554143273.
The spelling of 140085760 in words is "one hundred forty million, eighty-five thousand, seven hundred sixty".
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