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120344212 = 2230086053
BaseRepresentation
bin1110010110001…
…00111010010100
322101110010020001
413023010322110
5221302003322
615535221044
72660623522
oct713047224
9271403201
10120344212
1161a2742a
1234377784
131bc177c1
1411da9312
15a872827
hex72c4e94

120344212 has 6 divisors (see below), whose sum is σ = 210602378. Its totient is φ = 60172104.

The previous prime is 120344167. The next prime is 120344243. The reversal of 120344212 is 212443021.

It can be written as a sum of positive squares in only one way, i.e., 86750596 + 33593616 = 9314^2 + 5796^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 120344212.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 15043023 + ... + 15043030.

Almost surely, 2120344212 is an apocalyptic number.

It is an amenable number.

120344212 is a deficient number, since it is larger than the sum of its proper divisors (90258166).

120344212 is a wasteful number, since it uses less digits than its factorization.

120344212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30086057 (or 30086055 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 120344212 is about 10970.1509561172. The cubic root of 120344212 is about 493.7135756498.

Adding to 120344212 its reverse (212443021), we get a palindrome (332787233).

The spelling of 120344212 in words is "one hundred twenty million, three hundred forty-four thousand, two hundred twelve".

Divisors: 1 2 4 30086053 60172106 120344212