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110105212 = 22716072447
BaseRepresentation
bin1101001000000…
…01001001111100
321200011220221211
412210001021330
5211141331322
614531534204
72504610310
oct644011174
9250156854
10110105212
1157173748
1230a5a364
1319a71219
14108a1b40
1599edb77
hex690127c

110105212 has 24 divisors (see below), whose sum is σ = 220437504. Its totient is φ = 47139312.

The previous prime is 110105201. The next prime is 110105231. The reversal of 110105212 is 212501011.

It is a junction number, because it is equal to n+sod(n) for n = 110105192 and 110105201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43773 + ... + 46219.

It is an arithmetic number, because the mean of its divisors is an integer number (9184896).

Almost surely, 2110105212 is an apocalyptic number.

It is an amenable number.

110105212 is an abundant number, since it is smaller than the sum of its proper divisors (110332292).

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

110105212 is a wasteful number, since it uses less digits than its factorization.

110105212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4065 (or 4063 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 13.

The square root of 110105212 is about 10493.1030682063. The cubic root of 110105212 is about 479.2946991085.

Adding to 110105212 its reverse (212501011), we get a palindrome (322606223).

The spelling of 110105212 in words is "one hundred ten million, one hundred five thousand, two hundred twelve".

Divisors: 1 2 4 7 14 28 1607 2447 3214 4894 6428 9788 11249 17129 22498 34258 44996 68516 3932329 7864658 15729316 27526303 55052606 110105212