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211232034312 = 233132617258703
BaseRepresentation
bin1100010010111001101…
…0010000111000001000
3202012020010100010222020
43010232122100320020
511430100400044222
6241012203324440
721155345444505
oct3045632207010
9665203303866
10211232034312
1181645a81892
1234b31220720
1316bc4338a20
14a31bb124ac
15576459965c
hex312e690e08

211232034312 has 64 divisors (see below), whose sum is σ = 568921140480. Its totient is φ = 64969385472.

The previous prime is 211232034281. The next prime is 211232034347. The reversal of 211232034312 is 213430232112.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 687153 + ... + 945855.

It is an arithmetic number, because the mean of its divisors is an integer number (8889392820).

Almost surely, 2211232034312 is an apocalyptic number.

It is an amenable number.

211232034312 is an abundant number, since it is smaller than the sum of its proper divisors (357689106168).

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

211232034312 is a wasteful number, since it uses less digits than its factorization.

211232034312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261342 (or 261338 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 211232034312 its reverse (213430232112), we get a palindrome (424662266424).

The spelling of 211232034312 in words is "two hundred eleven billion, two hundred thirty-two million, thirty-four thousand, three hundred twelve".

Divisors: 1 2 3 4 6 8 12 13 24 26 39 52 78 104 156 312 2617 5234 7851 10468 15702 20936 31404 34021 62808 68042 102063 136084 204126 258703 272168 408252 517406 776109 816504 1034812 1552218 2069624 3104436 3363139 6208872 6726278 10089417 13452556 20178834 26905112 40357668 80715336 677025751 1354051502 2031077253 2708103004 4062154506 5416206008 8124309012 8801334763 16248618024 17602669526 26404004289 35205339052 52808008578 70410678104 105616017156 211232034312