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180043648701052 = 221371039316214441
BaseRepresentation
bin101000111011111110101101…
…101110011001001001111100
3212121111000010102220022022011
4220323332231232121021330
5142044313343031413202
61434530524350301004
752631503312153033
oct5073765556311174
9777430112808264
10180043648701052
115240509aa66474
12182397b97b7764
137960073c5c906
14326623279d71a
1515c35361c1bd7
hexa3bfadb9927c

180043648701052 has 24 divisors (see below), whose sum is σ = 317681677010880. Its totient is φ = 89278720131840.

The previous prime is 180043648701017. The next prime is 180043648701083. The reversal of 180043648701052 is 250107846340081.

180043648701052 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 180043648700987 and 180043648701005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157537849 + ... + 158676592.

It is an arithmetic number, because the mean of its divisors is an integer number (13236736542120).

Almost surely, 2180043648701052 is an apocalyptic number.

It is an amenable number.

180043648701052 is a deficient number, since it is larger than the sum of its proper divisors (137638028309828).

180043648701052 is a wasteful number, since it uses less digits than its factorization.

180043648701052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316215621 (or 316215619 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 49.

The spelling of 180043648701052 in words is "one hundred eighty trillion, forty-three billion, six hundred forty-eight million, seven hundred one thousand, fifty-two".

Divisors: 1 2 4 137 274 548 1039 2078 4156 142343 284686 569372 316214441 632428882 1264857764 43321378417 86642756834 173285513668 328546804199 657093608398 1314187216796 45010912175263 90021824350526 180043648701052