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120038716 = 2274287097
BaseRepresentation
bin1110010011110…
…10010100111100
322100212121011101
413021322110330
5221212214331
615524502444
72655212050
oct711722474
9270777141
10120038716
1161838956
123424aa24
131bb3b735
1411d29c60
15a812061
hex727a53c

120038716 has 12 divisors (see below), whose sum is σ = 240077488. Its totient is φ = 51445152.

The previous prime is 120038687. The next prime is 120038719. The reversal of 120038716 is 617830021.

120038716 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 4287097 = 120038716 / (1 + 2 + 0 + 0 + 3 + 8 + 7 + 1 + 6).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120038719) 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, 2143521 + ... + 2143576.

Almost surely, 2120038716 is an apocalyptic number.

It is an amenable number.

120038716 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

120038716 is a wasteful number, since it uses less digits than its factorization.

120038716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4287108 (or 4287106 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 120038716 is about 10956.2181431368. The cubic root of 120038716 is about 493.2954546439.

Adding to 120038716 its reverse (617830021), we get a palindrome (737868737).

The spelling of 120038716 in words is "one hundred twenty million, thirty-eight thousand, seven hundred sixteen".

Divisors: 1 2 4 7 14 28 4287097 8574194 17148388 30009679 60019358 120038716