Base | Representation |
---|---|
bin | 10000101101101… |
… | …00011100000000 |
3 | 100202210212210202 |
4 | 20112310130000 |
5 | 241342342210 |
6 | 21524544332 |
7 | 3321451265 |
oct | 1026643400 |
9 | 322725722 |
10 | 140199680 |
11 | 72159105 |
12 | 3ab520a8 |
13 | 2307a1ba |
14 | 1489726c |
15 | c4959a5 |
hex | 85b4700 |
140199680 has 108 divisors (see below), whose sum is σ = 357679560. Its totient is φ = 52641792.
The previous prime is 140199671. The next prime is 140199713. The reversal of 140199680 is 86991041.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 369731 + ... + 370109.
Almost surely, 2140199680 is an apocalyptic number.
140199680 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 140199680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (178839780).
140199680 is an abundant number, since it is smaller than the sum of its proper divisors (217479880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140199680 is an equidigital number, since it uses as much as digits as its factorization.
140199680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 434 (or 403 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 38.
The square root of 140199680 is about 11840.5945796653. The cubic root of 140199680 is about 519.4961589162.
The spelling of 140199680 in words is "one hundred forty million, one hundred ninety-nine thousand, six hundred eighty".
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