Base | Representation |
---|---|
bin | 10000110000010… |
… | …10000001000111 |
3 | 100210110200122112 |
4 | 20120022001013 |
5 | 241440101330 |
6 | 21540251235 |
7 | 3324441251 |
oct | 1030120107 |
9 | 323420575 |
10 | 140550215 |
11 | 72378503 |
12 | 3b0a0b1b |
13 | 23170910 |
14 | 14948cd1 |
15 | c514795 |
hex | 860a047 |
140550215 has 16 divisors (see below), whose sum is σ = 182601216. Its totient is φ = 103238400.
The previous prime is 140550197. The next prime is 140550229. The reversal of 140550215 is 512055041.
It is a happy number.
It is not a de Polignac number, because 140550215 - 210 = 140549191 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6755 + ... + 18075.
It is an arithmetic number, because the mean of its divisors is an integer number (11412576).
Almost surely, 2140550215 is an apocalyptic number.
140550215 is a deficient number, since it is larger than the sum of its proper divisors (42051001).
140550215 is a wasteful number, since it uses less digits than its factorization.
140550215 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11530.
The product of its (nonzero) digits is 1000, while the sum is 23.
The square root of 140550215 is about 11855.3875938326. The cubic root of 140550215 is about 519.9287562652.
The spelling of 140550215 in words is "one hundred forty million, five hundred fifty thousand, two hundred fifteen".
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