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120004023 = 3163245407
BaseRepresentation
bin1110010011100…
…01110110110111
322100210211120110
413021301312313
5221210112043
615524034103
72655005646
oct711616667
9270724513
10120004023
1161814887
1234232933
131bb289c9
1411d1b35d
15a806b33
hex7271db7

120004023 has 8 divisors (see below), whose sum is σ = 160987648. Its totient is φ = 79511544.

The previous prime is 120004021. The next prime is 120004033. The reversal of 120004023 is 320400021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 120004023 - 21 = 120004021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120004021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122215 + ... + 123192.

It is an arithmetic number, because the mean of its divisors is an integer number (20123456).

Almost surely, 2120004023 is an apocalyptic number.

120004023 is a deficient number, since it is larger than the sum of its proper divisors (40983625).

120004023 is a wasteful number, since it uses less digits than its factorization.

120004023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245573.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 120004023 is about 10954.6347725518. The cubic root of 120004023 is about 493.2479267885.

Adding to 120004023 its reverse (320400021), we get a palindrome (440404044).

The spelling of 120004023 in words is "one hundred twenty million, four thousand, twenty-three".

Divisors: 1 3 163 489 245407 736221 40001341 120004023