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22203131313200 = 245267828475049
BaseRepresentation
bin1010000110001100100011…
…10000010011110000110000
32220121121011101201020022012
411003012101300103300300
510402234003104010300
6115115551104102052
74451060202136655
oct503062160236060
986547141636265
1022203131313200
117090327878a72
1225a7147904928
13c50991806c06
1456a8cca17c2c
1528784b169435
hex143191c13c30

22203131313200 has 60 divisors (see below), whose sum is σ = 54139187567400. Its totient is φ = 8748696506880.

The previous prime is 22203131313113. The next prime is 22203131313221. The reversal of 22203131313200 is 231313130222.

It is a super-2 number, since 2×222031313132002 (a number of 27 digits) contains 22 as substring.

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 11 ways as a sum of consecutive naturals, for example, 414210725 + ... + 414264324.

It is an arithmetic number, because the mean of its divisors is an integer number (902319792790).

Almost surely, 222203131313200 is an apocalyptic number.

22203131313200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22203131313200 is an abundant number, since it is smaller than the sum of its proper divisors (31936056254200).

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

22203131313200 is a wasteful number, since it uses less digits than its factorization.

22203131313200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 828475134 (or 828475123 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 22203131313200 its reverse (231313130222), we get a palindrome (22434444443422).

The spelling of 22203131313200 in words is "twenty-two trillion, two hundred three billion, one hundred thirty-one million, three hundred thirteen thousand, two hundred".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 67 80 100 134 200 268 335 400 536 670 1072 1340 1675 2680 3350 5360 6700 13400 26800 828475049 1656950098 3313900196 4142375245 6627800392 8284750490 13255600784 16569500980 20711876225 33139001960 41423752450 55507828283 66278003920 82847504900 111015656566 165695009800 222031313132 277539141415 331390019600 444062626264 555078282830 888125252528 1110156565660 1387695707075 2220313131320 2775391414150 4440626262640 5550782828300 11101565656600 22203131313200