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211032132224 = 279719985411
BaseRepresentation
bin1100010010001001111…
…1101100101010000000
3202011201012012001212012
43010202133230222000
511424143211212344
6240540302552052
721150400345544
oct3044237545200
9664635161765
10211032132224
1181553156451
1234a96298628
1316b91ab7174
14a2dd357a24
155751c5e29e
hex31227eca80

211032132224 has 64 divisors (see below), whose sum is σ = 426889176000. Its totient is φ = 103902289920.

The previous prime is 211032132191. The next prime is 211032132299. The reversal of 211032132224 is 422231230112.

211032132224 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (64).

It is a self number, because there is not a number n which added to its sum of digits gives 211032132224.

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, 2428079 + ... + 2513489.

It is an arithmetic number, because the mean of its divisors is an integer number (6670143375).

Almost surely, 2211032132224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 211032132224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (213444588000).

211032132224 is an abundant number, since it is smaller than the sum of its proper divisors (215857043776).

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

211032132224 is an equidigital number, since it uses as much as digits as its factorization.

211032132224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85721 (or 85709 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 211032132224 its reverse (422231230112), we get a palindrome (633263362336).

The spelling of 211032132224 in words is "two hundred eleven billion, thirty-two million, one hundred thirty-two thousand, two hundred twenty-four".

Divisors: 1 2 4 8 16 32 64 97 128 194 199 388 398 776 796 1552 1592 3104 3184 6208 6368 12416 12736 19303 25472 38606 77212 85411 154424 170822 308848 341644 617696 683288 1235392 1366576 2470784 2733152 5466304 8284867 10932608 16569734 16996789 33139468 33993578 66278936 67987156 132557872 135974312 265115744 271948624 530231488 543897248 1060462976 1087794496 1648688533 2175588992 3297377066 6594754132 13189508264 26379016528 52758033056 105516066112 211032132224