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120243102 = 2372862931
BaseRepresentation
bin1110010101011…
…00001110011110
322101020222112020
413022230032132
5221240234402
615533121010
72660022660
oct712541636
9271228466
10120243102
1161968471
1234329166
131bbb0785
1411d80530
15a8528bc
hex72ac39e

120243102 has 16 divisors (see below), whose sum is σ = 274841472. Its totient is φ = 34355160.

The previous prime is 120243031. The next prime is 120243107. The reversal of 120243102 is 201342021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120243107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1431424 + ... + 1431507.

It is an arithmetic number, because the mean of its divisors is an integer number (17177592).

Almost surely, 2120243102 is an apocalyptic number.

120243102 is an abundant number, since it is smaller than the sum of its proper divisors (154598370).

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

120243102 is a wasteful number, since it uses less digits than its factorization.

120243102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2862943.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 120243102 is about 10965.5415734928. The cubic root of 120243102 is about 493.5752685787.

Adding to 120243102 its reverse (201342021), we get a palindrome (321585123).

The spelling of 120243102 in words is "one hundred twenty million, two hundred forty-three thousand, one hundred two".

Divisors: 1 2 3 6 7 14 21 42 2862931 5725862 8588793 17177586 20040517 40081034 60121551 120243102