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120013253 = 1953119179
BaseRepresentation
bin1110010011101…
…00000111000101
322100211022020022
413021310013011
5221210411003
615524144525
72655044603
oct711640705
9270738208
10120013253
1161820808
1234238145
131bb2cc79
1411d20873
15a809738
hex72741c5

120013253 has 8 divisors (see below), whose sum is σ = 128714400. Its totient is φ = 111550608.

The previous prime is 120013247. The next prime is 120013261. The reversal of 120013253 is 352310021.

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 120013253 - 26 = 120013189 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 (120018253) 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 7 ways as a sum of consecutive naturals, for example, 58583 + ... + 60596.

It is an arithmetic number, because the mean of its divisors is an integer number (16089300).

Almost surely, 2120013253 is an apocalyptic number.

It is an amenable number.

120013253 is a deficient number, since it is larger than the sum of its proper divisors (8701147).

120013253 is a wasteful number, since it uses less digits than its factorization.

120013253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119251.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 120013253 is about 10955.0560473235. The cubic root of 120013253 is about 493.2605723691.

Adding to 120013253 its reverse (352310021), we get a palindrome (472323274).

The spelling of 120013253 in words is "one hundred twenty million, thirteen thousand, two hundred fifty-three".

Divisors: 1 19 53 1007 119179 2264401 6316487 120013253