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120234053 = 3712892521
BaseRepresentation
bin1110010101010…
…10000001000101
322101020112010002
413022222001011
5221234442203
615533011045
72656654412
oct712520105
9271215102
10120234053
1161961695
1234323a85
131bba9614
1411d7b109
15a84ed88
hex72aa045

120234053 has 8 divisors (see below), whose sum is σ = 123628440. Its totient is φ = 116847360.

The previous prime is 120234043. The next prime is 120234061. The reversal of 120234053 is 350432021.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 19070689 + 101163364 = 4367^2 + 10058^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120234053 - 212 = 120229957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120234043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46433 + ... + 48953.

It is an arithmetic number, because the mean of its divisors is an integer number (15453555).

Almost surely, 2120234053 is an apocalyptic number.

It is an amenable number.

120234053 is a deficient number, since it is larger than the sum of its proper divisors (3394387).

120234053 is a wasteful number, since it uses less digits than its factorization.

120234053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3847.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 120234053 is about 10965.1289550101. The cubic root of 120234053 is about 493.5628867883.

Adding to 120234053 its reverse (350432021), we get a palindrome (470666074).

The spelling of 120234053 in words is "one hundred twenty million, two hundred thirty-four thousand, fifty-three".

Divisors: 1 37 1289 2521 47693 93277 3249569 120234053