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120054393 = 35494051
BaseRepresentation
bin1110010011111…
…10001001111001
322100220101200000
413021332021321
5221213220033
615525103213
72655305544
oct711761171
9270811600
10120054393
1161849708
1234257b09
131bb45904
1411d3185b
15a816a13
hex727e279

120054393 has 12 divisors (see below), whose sum is σ = 179834928. Its totient is φ = 80036100.

The previous prime is 120054379. The next prime is 120054401. The reversal of 120054393 is 393450021.

It is not a de Polignac number, because 120054393 - 24 = 120054377 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (120054343) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 246783 + ... + 247268.

It is an arithmetic number, because the mean of its divisors is an integer number (14986244).

Almost surely, 2120054393 is an apocalyptic number.

It is an amenable number.

120054393 is a deficient number, since it is larger than the sum of its proper divisors (59780535).

120054393 is an frugal number, since it uses more digits than its factorization.

120054393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494066 (or 494054 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 120054393 is about 10956.9335582543. The cubic root of 120054393 is about 493.3169284274.

The spelling of 120054393 in words is "one hundred twenty million, fifty-four thousand, three hundred ninety-three".

Divisors: 1 3 9 27 81 243 494051 1482153 4446459 13339377 40018131 120054393