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120002212 = 221171107359
BaseRepresentation
bin1110010011100…
…01011010100100
322100210202002101
413021301122210
5221210032322
615524021444
72655000451
oct711613244
9270722071
10120002212
1161813490
1234231884
131bb27c35
1411d1a828
15a806327
hex72716a4

120002212 has 48 divisors (see below), whose sum is σ = 235146240. Its totient is φ = 53127200.

The previous prime is 120002191. The next prime is 120002213. The reversal of 120002212 is 212200021.

It is not an unprimeable number, because it can be changed into a prime (120002213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 334089 + ... + 334447.

It is an arithmetic number, because the mean of its divisors is an integer number (4898880).

Almost surely, 2120002212 is an apocalyptic number.

It is an amenable number.

120002212 is a deficient number, since it is larger than the sum of its proper divisors (115144028).

120002212 is a wasteful number, since it uses less digits than its factorization.

120002212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 552 (or 550 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 120002212 is about 10954.5521131628. The cubic root of 120002212 is about 493.2454455481.

Adding to 120002212 its reverse (212200021), we get a palindrome (332202233).

The spelling of 120002212 in words is "one hundred twenty million, two thousand, two hundred twelve".

Divisors: 1 2 4 11 22 44 71 107 142 214 284 359 428 718 781 1177 1436 1562 2354 3124 3949 4708 7597 7898 15194 15796 25489 30388 38413 50978 76826 83567 101956 153652 167134 280379 334268 422543 560758 845086 1121516 1690172 2727323 5454646 10909292 30000553 60001106 120002212