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120245052 = 22389112589
BaseRepresentation
bin1110010101011…
…00101100111100
322101021002012110
413022230230330
5221240320202
615533134020
72660031444
oct712545474
9271232173
10120245052
1161969984
123432a310
131bbb1625
1411d81124
15a85326c
hex72acb3c

120245052 has 24 divisors (see below), whose sum is σ = 283726800. Its totient is φ = 39630976.

The previous prime is 120245033. The next prime is 120245093. The reversal of 120245052 is 250542021.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55227 + ... + 57362.

It is an arithmetic number, because the mean of its divisors is an integer number (11821950).

Almost surely, 2120245052 is an apocalyptic number.

120245052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

120245052 is an abundant number, since it is smaller than the sum of its proper divisors (163481748).

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

120245052 is a wasteful number, since it uses less digits than its factorization.

120245052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112685 (or 112683 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 120245052 is about 10965.6304880294. The cubic root of 120245052 is about 493.5779366917.

Adding to 120245052 its reverse (250542021), we get a palindrome (370787073).

The spelling of 120245052 in words is "one hundred twenty million, two hundred forty-five thousand, fifty-two".

Divisors: 1 2 3 4 6 12 89 178 267 356 534 1068 112589 225178 337767 450356 675534 1351068 10020421 20040842 30061263 40081684 60122526 120245052