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120345411 = 3197392857
BaseRepresentation
bin1110010110001…
…01001101000011
322101110011212110
413023011031003
5221302023121
615535230403
72660630154
oct713051503
9271404773
10120345411
1161a2831a
1234378403
131bc18204
1411da992b
15a872d76
hex72c5343

120345411 has 16 divisors (see below), whose sum is σ = 169193600. Its totient is φ = 75878208.

The previous prime is 120345403. The next prime is 120345437. The reversal of 120345411 is 114543021.

It is not a de Polignac number, because 120345411 - 23 = 120345403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120345011) 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, 40695 + ... + 43551.

It is an arithmetic number, because the mean of its divisors is an integer number (10574600).

Almost surely, 2120345411 is an apocalyptic number.

120345411 is a deficient number, since it is larger than the sum of its proper divisors (48848189).

120345411 is a wasteful number, since it uses less digits than its factorization.

120345411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3618.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 120345411 is about 10970.2056042720. The cubic root of 120345411 is about 493.7152152817.

Adding to 120345411 its reverse (114543021), we get a palindrome (234888432).

The spelling of 120345411 in words is "one hundred twenty million, three hundred forty-five thousand, four hundred eleven".

Divisors: 1 3 19 57 739 2217 2857 8571 14041 42123 54283 162849 2111323 6333969 40115137 120345411