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120253044 = 22310021087
BaseRepresentation
bin1110010101011…
…10101001110100
322101021111011110
413022232221310
5221241044134
615533235020
72660063652
oct712565164
9271244143
10120253044
116197498a
1234332a70
131bbb5162
1411d83dd2
15a8557e9
hex72aea74

120253044 has 12 divisors (see below), whose sum is σ = 280590464. Its totient is φ = 40084344.

The previous prime is 120253043. The next prime is 120253057. The reversal of 120253044 is 440352021.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 120253044.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120253043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5010532 + ... + 5010555.

Almost surely, 2120253044 is an apocalyptic number.

It is an amenable number.

120253044 is an abundant number, since it is smaller than the sum of its proper divisors (160337420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120253044 is a wasteful number, since it uses less digits than its factorization.

120253044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10021094 (or 10021092 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 120253044 is about 10965.9948933054. The cubic root of 120253044 is about 493.5888715491.

The spelling of 120253044 in words is "one hundred twenty million, two hundred fifty-three thousand, forty-four".

Divisors: 1 2 3 4 6 12 10021087 20042174 30063261 40084348 60126522 120253044