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180853736704264 = 23132328617467881
BaseRepresentation
bin101001000111110001001010…
…101110111000100100001000
3212201100110002212101201010101
4221013301022232320210020
5142201101423044014024
61440351020515455144
753044152122445121
oct5107611256704410
9781313085351111
10180853736704264
11526977035822a8
121834a7ba5b74b4
1379bb584bc9850
143293520835048
1515d9649e56c44
hexa47c4abb8908

180853736704264 has 32 divisors (see below), whose sum is σ = 365187047039640. Its totient is φ = 83470585766400.

The previous prime is 180853736704153. The next prime is 180853736704273. The reversal of 180853736704264 is 462407637358081.

It can be written as a sum of positive squares in 4 ways, for example, as 92106823672900 + 88746913031364 = 9597230^2 + 9420558^2 .

It is a junction number, because it is equal to n+sod(n) for n = 180853736704196 and 180853736704205.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20483604 + ... + 27951484.

Almost surely, 2180853736704264 is an apocalyptic number.

It is an amenable number.

180853736704264 is an abundant number, since it is smaller than the sum of its proper divisors (184333310335376).

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

180853736704264 is a wasteful number, since it uses less digits than its factorization.

180853736704264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7700761 (or 7700757 counting only the distinct ones).

The product of its (nonzero) digits is 162570240, while the sum is 64.

The spelling of 180853736704264 in words is "one hundred eighty trillion, eight hundred fifty-three billion, seven hundred thirty-six million, seven hundred four thousand, two hundred sixty-four".

Divisors: 1 2 4 8 13 26 52 104 232861 465722 931444 1862888 3027193 6054386 7467881 12108772 14935762 24217544 29871524 59743048 97082453 194164906 388329812 776659624 1738978237541 3477956475082 6955912950164 13911825900328 22606717088033 45213434176066 90426868352132 180853736704264