Base | Representation |
---|---|
bin | 10000110010001… |
… | …11011101100111 |
3 | 100210221110220000 |
4 | 20121013131213 |
5 | 242021130040 |
6 | 21545512343 |
7 | 3326540103 |
oct | 1031073547 |
9 | 323843800 |
10 | 140801895 |
11 | 7252a603 |
12 | 3b1a26b3 |
13 | 2322b340 |
14 | 149b2903 |
15 | c564130 |
hex | 8647767 |
140801895 has 80 divisors (see below), whose sum is σ = 278087040. Its totient is φ = 67723776.
The previous prime is 140801893. The next prime is 140801917. The reversal of 140801895 is 598108041.
It is not a de Polignac number, because 140801895 - 21 = 140801893 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140801893) by changing a digit.
It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 247171 + ... + 247739.
It is an arithmetic number, because the mean of its divisors is an integer number (3476088).
Almost surely, 2140801895 is an apocalyptic number.
140801895 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
140801895 is a deficient number, since it is larger than the sum of its proper divisors (137285145).
140801895 is a wasteful number, since it uses less digits than its factorization.
140801895 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 646 (or 637 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 36.
The square root of 140801895 is about 11865.9974296306. The cubic root of 140801895 is about 520.2389126513.
The spelling of 140801895 in words is "one hundred forty million, eight hundred one thousand, eight hundred ninety-five".
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