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2212303030320 = 243544632065411
BaseRepresentation
bin100000001100010111100…
…010010100100000110000
321211111100012110020021010
4200030113202110200300
5242221244033432240
64412152403430520
7315555634326105
oct40142742244060
97744305406233
102212303030320
11783261427839
122b8913985440
13130808737236
147910c910aac
153c8315ce280
hex20317894830

2212303030320 has 80 divisors (see below), whose sum is σ = 6859679380992. Its totient is φ = 589815002880.

The previous prime is 2212303030313. The next prime is 2212303030411. The reversal of 2212303030320 is 230303032122.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38415 + ... + 2103825.

Almost surely, 22212303030320 is an apocalyptic number.

2212303030320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2212303030320 is an abundant number, since it is smaller than the sum of its proper divisors (4647376350672).

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

2212303030320 is a wasteful number, since it uses less digits than its factorization.

2212303030320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2069890 (or 2069884 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 2212303030320 its reverse (230303032122), we get a palindrome (2442606062442).

The spelling of 2212303030320 in words is "two trillion, two hundred twelve billion, three hundred three million, thirty thousand, three hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 4463 8926 13389 17852 22315 26778 35704 44630 53556 66945 71408 89260 107112 133890 178520 214224 267780 357040 535560 1071120 2065411 4130822 6196233 8261644 10327055 12392466 16523288 20654110 24784932 30981165 33046576 41308220 49569864 61962330 82616440 99139728 123924660 165232880 247849320 495698640 9217929293 18435858586 27653787879 36871717172 46089646465 55307575758 73743434344 92179292930 110615151516 138268939395 147486868688 184358585860 221230303032 276537878790 368717171720 442460606064 553075757580 737434343440 1106151515160 2212303030320