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120664662 = 23163123379
BaseRepresentation
bin1110011000100…
…11001001010110
322102001101210120
413030103021112
5221342232122
615550132410
72663430006
oct714231126
9272041716
10120664662
1162126168
12344b1106
131bcca611
1412050006
15a8d775c
hex7313256

120664662 has 16 divisors (see below), whose sum is σ = 242811840. Its totient is φ = 39974472.

The previous prime is 120664639. The next prime is 120664669. The reversal of 120664662 is 266466021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120664669) 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, 60712 + ... + 62667.

It is an arithmetic number, because the mean of its divisors is an integer number (15175740).

Almost surely, 2120664662 is an apocalyptic number.

120664662 is an abundant number, since it is smaller than the sum of its proper divisors (122147178).

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

120664662 is a wasteful number, since it uses less digits than its factorization.

120664662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123547.

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 120664662 is about 10984.7467881604. The cubic root of 120664662 is about 494.1514039246.

The spelling of 120664662 in words is "one hundred twenty million, six hundred sixty-four thousand, six hundred sixty-two".

Divisors: 1 2 3 6 163 326 489 978 123379 246758 370137 740274 20110777 40221554 60332331 120664662