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141080180 = 22541172049
BaseRepresentation
bin10000110100010…
…11011001110100
3100211110121121212
420122023121310
5242104031210
621555500552
73332106323
oct1032133164
9324417555
10141080180
11726aa69a
123b2b7758
13232c7bc7
1414a460ba
15c5bb805
hex868b674

141080180 has 24 divisors (see below), whose sum is σ = 303496200. Its totient is φ = 55055360.

The previous prime is 141080123. The next prime is 141080209. The reversal of 141080180 is 81080141.

It can be written as a sum of positive squares in 4 ways, for example, as 7862416 + 133217764 = 2804^2 + 11542^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85205 + ... + 86844.

It is an arithmetic number, because the mean of its divisors is an integer number (12645675).

Almost surely, 2141080180 is an apocalyptic number.

141080180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

141080180 is an abundant number, since it is smaller than the sum of its proper divisors (162416020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

141080180 is a wasteful number, since it uses less digits than its factorization.

141080180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172099 (or 172097 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 23.

The square root of 141080180 is about 11877.7177942566. The cubic root of 141080180 is about 520.5814255874.

The spelling of 141080180 in words is "one hundred forty-one million, eighty thousand, one hundred eighty".

Divisors: 1 2 4 5 10 20 41 82 164 205 410 820 172049 344098 688196 860245 1720490 3440980 7054009 14108018 28216036 35270045 70540090 141080180