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120290068 = 2230072517
BaseRepresentation
bin1110010101101…
…11101100010100
322101100100221201
413022313230110
5221243240233
615534122244
72660306623
oct712675424
9271310851
10120290068
116199a788
1234350384
131bbc8c72
1411d936ba
15a86177d
hex72b7b14

120290068 has 6 divisors (see below), whose sum is σ = 210507626. Its totient is φ = 60145032.

The previous prime is 120290063. The next prime is 120290101. The reversal of 120290068 is 860092021.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 92390544 + 27899524 = 9612^2 + 5282^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120290063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15036255 + ... + 15036262.

Almost surely, 2120290068 is an apocalyptic number.

It is an amenable number.

120290068 is a deficient number, since it is larger than the sum of its proper divisors (90217558).

120290068 is a wasteful number, since it uses less digits than its factorization.

120290068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30072521 (or 30072519 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 120290068 is about 10967.6828911124. The cubic root of 120290068 is about 493.6395224061.

The spelling of 120290068 in words is "one hundred twenty million, two hundred ninety thousand, sixty-eight".

Divisors: 1 2 4 30072517 60145034 120290068