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120201692 = 22132311571
BaseRepresentation
bin1110010101000…
…10000111011100
322101011212201112
413022202013130
5221232423232
615532201152
72656461152
oct712420734
9271155645
10120201692
116193a346
12343091b8
131bb97980
1411d6d3d2
15a8454b2
hex72a21dc

120201692 has 12 divisors (see below), whose sum is σ = 226534056. Its totient is φ = 55477680.

The previous prime is 120201691. The next prime is 120201707. The reversal of 120201692 is 296102021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120201691) 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 3 ways as a sum of consecutive naturals, for example, 1155734 + ... + 1155837.

It is an arithmetic number, because the mean of its divisors is an integer number (18877838).

Almost surely, 2120201692 is an apocalyptic number.

It is an amenable number.

120201692 is a deficient number, since it is larger than the sum of its proper divisors (106332364).

120201692 is a wasteful number, since it uses less digits than its factorization.

120201692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2311588 (or 2311586 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 120201692 is about 10963.6532232646. The cubic root of 120201692 is about 493.5186019916.

The spelling of 120201692 in words is "one hundred twenty million, two hundred one thousand, six hundred ninety-two".

Divisors: 1 2 4 13 26 52 2311571 4623142 9246284 30050423 60100846 120201692