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55065605010 = 235131011397959
BaseRepresentation
bin110011010010001010…
…100111001110010010
312021010121122120100020
4303102022213032102
51400233243330020
641144035004310
73656401630323
oct632212471622
9167117576306
1055065605010
112139810a079
12a809439696
13526738b840
1429453cc44a
151674459c40
hexcd22a7392

55065605010 has 64 divisors (see below), whose sum is σ = 143732655360. Its totient is φ = 13420396800.

The previous prime is 55065604991. The next prime is 55065605039. The reversal of 55065605010 is 1050656055.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 659590 + ... + 738369.

It is an arithmetic number, because the mean of its divisors is an integer number (2245822740).

Almost surely, 255065605010 is an apocalyptic number.

55065605010 is an abundant number, since it is smaller than the sum of its proper divisors (88667050350).

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

55065605010 is a wasteful number, since it uses less digits than its factorization.

55065605010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1398083.

The product of its (nonzero) digits is 22500, while the sum is 33.

The spelling of 55065605010 in words is "fifty-five billion, sixty-five million, six hundred five thousand, ten".

Divisors: 1 2 3 5 6 10 13 15 26 30 39 65 78 101 130 195 202 303 390 505 606 1010 1313 1515 2626 3030 3939 6565 7878 13130 19695 39390 1397959 2795918 4193877 6989795 8387754 13979590 18173467 20969385 36346934 41938770 54520401 90867335 109040802 141193859 181734670 272602005 282387718 423581577 545204010 705969295 847163154 1411938590 1835520167 2117907885 3671040334 4235815770 5506560501 9177600835 11013121002 18355201670 27532802505 55065605010