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120133450 = 2523764937
BaseRepresentation
bin1110010100100…
…01011101001010
322101001102010001
413022101131022
5221223232300
615530513214
72656055203
oct712213512
9271042101
10120133450
11618a3048
123429580a
131bb728a8
1411d525aa
15a83016a
hex729174a

120133450 has 24 divisors (see below), whose sum is σ = 229490892. Its totient is φ = 46753920.

The previous prime is 120133421. The next prime is 120133459. The reversal of 120133450 is 54331021.

It can be written as a sum of positive squares in 6 ways, for example, as 94458961 + 25674489 = 9719^2 + 5067^2 .

It is not an unprimeable number, because it can be changed into a prime (120133459) 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 11 ways as a sum of consecutive naturals, for example, 30619 + ... + 34318.

Almost surely, 2120133450 is an apocalyptic number.

120133450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120133450 is a deficient number, since it is larger than the sum of its proper divisors (109357442).

120133450 is a wasteful number, since it uses less digits than its factorization.

120133450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64986 (or 64981 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 120133450 is about 10960.5405888578. The cubic root of 120133450 is about 493.4251893523.

Adding to 120133450 its reverse (54331021), we get a palindrome (174464471).

The spelling of 120133450 in words is "one hundred twenty million, one hundred thirty-three thousand, four hundred fifty".

Divisors: 1 2 5 10 25 37 50 74 185 370 925 1850 64937 129874 324685 649370 1623425 2402669 3246850 4805338 12013345 24026690 60066725 120133450