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180242083 = 7127202747
BaseRepresentation
bin10101011111001…
…00011010100011
3110120011020122201
422233210122203
5332120221313
625515114031
74316014060
oct1257443243
9416136581
10180242083
11928185aa
1250442917
132b45a128
1419d1bc67
1510c550dd
hexabe46a3

180242083 has 8 divisors (see below), whose sum is σ = 207613952. Its totient is φ = 153275976.

The previous prime is 180242063. The next prime is 180242087. The reversal of 180242083 is 380242081.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 180242083 - 213 = 180233891 is a prime.

It is not an unprimeable number, because it can be changed into a prime (180242087) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100485 + ... + 102262.

It is an arithmetic number, because the mean of its divisors is an integer number (25951744).

Almost surely, 2180242083 is an apocalyptic number.

180242083 is a deficient number, since it is larger than the sum of its proper divisors (27371869).

180242083 is a wasteful number, since it uses less digits than its factorization.

180242083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202881.

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 180242083 is about 13425.4267343724. The cubic root of 180242083 is about 564.8746248554.

The spelling of 180242083 in words is "one hundred eighty million, two hundred forty-two thousand, eighty-three".

Divisors: 1 7 127 889 202747 1419229 25748869 180242083