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180852133 = 7112348729
BaseRepresentation
bin10101100011110…
…01010110100101
3110121022020111011
422301321112211
5332244232013
625540142221
74324134460
oct1261712645
9417266434
10180852133
11930a4980
1250697971
132b6119c7
141a03a2d7
1510d25c3d
hexac795a5

180852133 has 8 divisors (see below), whose sum is σ = 225478080. Its totient is φ = 140923680.

The previous prime is 180852131. The next prime is 180852143. The reversal of 180852133 is 331258081.

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

It is a cyclic number.

It is not a de Polignac number, because 180852133 - 21 = 180852131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 180852095 and 180852104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (180852131) 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, 1174288 + ... + 1174441.

It is an arithmetic number, because the mean of its divisors is an integer number (28184760).

Almost surely, 2180852133 is an apocalyptic number.

It is an amenable number.

180852133 is a deficient number, since it is larger than the sum of its proper divisors (44625947).

180852133 is a wasteful number, since it uses less digits than its factorization.

180852133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2348747.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 180852133 is about 13448.1274904724. The cubic root of 180852133 is about 565.5112015216.

The spelling of 180852133 in words is "one hundred eighty million, eight hundred fifty-two thousand, one hundred thirty-three".

Divisors: 1 7 11 77 2348729 16441103 25836019 180852133