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213232332013320 = 233537207172318159
BaseRepresentation
bin110000011110111100000101…
…011001110111111100001000
31000221222210220211210201121010
4300132330011121313330020
5210422044303443411240
62033301325255243520
762625345652525554
oct6036740531677410
91027883824721533
10213232332013320
1161a40362514404
121bab9a306795a0
1391c9951801b99
143a926ddb78864
15199b9e03bb280
hexc1ef05677f08

213232332013320 has 128 divisors (see below), whose sum is σ = 657018099878400. Its totient is φ = 55322451219456.

The previous prime is 213232332013271. The next prime is 213232332013343. The reversal of 213232332013320 is 23310233232312.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 90824401 + ... + 93142559.

It is an arithmetic number, because the mean of its divisors is an integer number (5132953905300).

Almost surely, 2213232332013320 is an apocalyptic number.

213232332013320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213232332013320 is an abundant number, since it is smaller than the sum of its proper divisors (443785767865080).

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

213232332013320 is a wasteful number, since it uses less digits than its factorization.

213232332013320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2338927 (or 2338923 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 30.

Adding to 213232332013320 its reverse (23310233232312), we get a palindrome (236542565245632).

The spelling of 213232332013320 in words is "two hundred thirteen trillion, two hundred thirty-two billion, three hundred thirty-two million, thirteen thousand, three hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 37 40 60 74 111 120 148 185 222 296 370 444 555 740 888 1110 1480 2220 4440 20717 41434 62151 82868 103585 124302 165736 207170 248604 310755 414340 497208 621510 766529 828680 1243020 1533058 2299587 2318159 2486040 3066116 3832645 4599174 4636318 6132232 6954477 7665290 9198348 9272636 11497935 11590795 13908954 15330580 18396696 18545272 22995870 23181590 27817908 30661160 34772385 45991740 46363180 55635816 69544770 85771883 91983480 92726360 139089540 171543766 257315649 278179080 343087532 428859415 514631298 686175064 857718830 1029262596 1286578245 1715437660 2058525192 2573156490 3430875320 5146312980 10292625960 48025300003 96050600006 144075900009 192101200012 240126500015 288151800018 384202400024 480253000030 576303600036 720379500045 960506000060 1152607200072 1440759000090 1776936100111 1921012000120 2881518000180 3553872200222 5330808300333 5763036000360 7107744400444 8884680500555 10661616600666 14215488800888 17769361001110 21323233201332 26654041501665 35538722002220 42646466402664 53308083003330 71077444004440 106616166006660 213232332013320