Base | Representation |
---|---|
bin | 10101011110010… |
… | …11100011011100 |
3 | 110112222001222012 |
4 | 22233023203130 |
5 | 332103442002 |
6 | 25513010352 |
7 | 4315111145 |
oct | 1257134334 |
9 | 415861865 |
10 | 180140252 |
11 | 92759046 |
12 | 503b39b8 |
13 | 2b422986 |
14 | 19cd2acc |
15 | 10c34d52 |
hex | abcb8dc |
180140252 has 12 divisors (see below), whose sum is σ = 318496080. Its totient is φ = 89141376.
The previous prime is 180140249. The next prime is 180140263. The reversal of 180140252 is 252041081.
It is a congruent number.
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, 231752 + ... + 232527.
It is an arithmetic number, because the mean of its divisors is an integer number (26541340).
Almost surely, 2180140252 is an apocalyptic number.
It is an amenable number.
180140252 is a deficient number, since it is larger than the sum of its proper divisors (138355828).
180140252 is a wasteful number, since it uses less digits than its factorization.
180140252 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 464380 (or 464378 counting only the distinct ones).
The product of its (nonzero) digits is 640, while the sum is 23.
The square root of 180140252 is about 13421.6337306604. The cubic root of 180140252 is about 564.7682261295.
The spelling of 180140252 in words is "one hundred eighty million, one hundred forty thousand, two hundred fifty-two".
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