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133210020320 = 2551364043279
BaseRepresentation
bin111110000001111101…
…1111001100111100000
3110201211122011011200022
41330003323321213200
54140303231122240
6141110145013012
712424032330116
oct1740373714740
9421748134608
10133210020320
1151548646993
1221997924168
13c73bc41240
146639941ab6
1536e9a909b5
hex1f03ef99e0

133210020320 has 48 divisors (see below), whose sum is σ = 338917037760. Its totient is φ = 49185237504.

The previous prime is 133210020311. The next prime is 133210020337. The reversal of 133210020320 is 23020012331.

It is a congruent number.

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, 32019560 + ... + 32023719.

It is an arithmetic number, because the mean of its divisors is an integer number (7060771620).

Almost surely, 2133210020320 is an apocalyptic number.

133210020320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133210020320 is an abundant number, since it is smaller than the sum of its proper divisors (205707017440).

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

133210020320 is a wasteful number, since it uses less digits than its factorization.

133210020320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64043307 (or 64043299 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 133210020320 its reverse (23020012331), we get a palindrome (156230032651).

The spelling of 133210020320 in words is "one hundred thirty-three billion, two hundred ten million, twenty thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 13 16 20 26 32 40 52 65 80 104 130 160 208 260 416 520 1040 2080 64043279 128086558 256173116 320216395 512346232 640432790 832562627 1024692464 1280865580 1665125254 2049384928 2561731160 3330250508 4162813135 5123462320 6660501016 8325626270 10246924640 13321002032 16651252540 26642004064 33302505080 66605010160 133210020320