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212452052122300 = 22528522872492729
BaseRepresentation
bin110000010011100101011001…
…000110010011101010111100
31000212020012212210112022120011
4300103211121012103222330
5210321303300320403200
62031503043025233004
762515103622062614
oct6023453106235274
91025205783468504
10212452052122300
116176a45589a441
121b9b276a492764
1391711b1253263
143a66a3c87ba44
1519865734a95ba
hexc13959193abc

212452052122300 has 36 divisors (see below), whose sum is σ = 461021678974080. Its totient is φ = 84980687048320.

The previous prime is 212452052122273. The next prime is 212452052122301. The reversal of 212452052122300 is 3221250254212.

It is a super-3 number, since 3×2124520521223003 (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212452052122301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 83982336 + ... + 86475064.

It is an arithmetic number, because the mean of its divisors is an integer number (12806157749280).

Almost surely, 2212452052122300 is an apocalyptic number.

212452052122300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212452052122300 is an abundant number, since it is smaller than the sum of its proper divisors (248569626851780).

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

212452052122300 is a wasteful number, since it uses less digits than its factorization.

212452052122300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3345030 (or 3345023 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

The spelling of 212452052122300 in words is "two hundred twelve trillion, four hundred fifty-two billion, fifty-two million, one hundred twenty-two thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 852287 1704574 2492729 3409148 4261435 4985458 8522870 9970916 12463645 17045740 21307175 24927290 42614350 49854580 62318225 85228700 124636450 249272900 2124520521223 4249041042446 8498082084892 10622602606115 21245205212230 42490410424460 53113013030575 106226026061150 212452052122300