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120480943 = 1110952813
BaseRepresentation
bin1110010111001…
…10010010101111
322101201001210011
413023212102233
5221320342233
615542154051
72662033252
oct713462257
9271631704
10120480943
1162010130
1234422927
131bc64acb
1412003099
15a89d0cd
hex72e64af

120480943 has 4 divisors (see below), whose sum is σ = 131433768. Its totient is φ = 109528120.

The previous prime is 120480907. The next prime is 120480947. The reversal of 120480943 is 349084021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 120480943 - 29 = 120480431 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120480947) 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, 5476396 + ... + 5476417.

It is an arithmetic number, because the mean of its divisors is an integer number (32858442).

Almost surely, 2120480943 is an apocalyptic number.

120480943 is a deficient number, since it is larger than the sum of its proper divisors (10952825).

120480943 is a wasteful number, since it uses less digits than its factorization.

120480943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10952824.

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 120480943 is about 10976.3811431637. The cubic root of 120480943 is about 493.9004850711.

The spelling of 120480943 in words is "one hundred twenty million, four hundred eighty thousand, nine hundred forty-three".

Divisors: 1 11 10952813 120480943