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120032423 = 723745543
BaseRepresentation
bin1110010011110…
…00110010100111
322100212021112022
413021320302213
5221212014143
615524413355
72655154520
oct711706247
9270767468
10120032423
1161834155
123424725b
131bb38904
1411d27847
15a810268
hex7278ca7

120032423 has 8 divisors (see below), whose sum is σ = 143144448. Its totient is φ = 98411544.

The previous prime is 120032357. The next prime is 120032489. The reversal of 120032423 is 324230021.

It is an interprime number because it is at equal distance from previous prime (120032357) and next prime (120032489).

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

It is not a de Polignac number, because 120032423 - 210 = 120031399 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 (120032123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 372611 + ... + 372932.

It is an arithmetic number, because the mean of its divisors is an integer number (17893056).

Almost surely, 2120032423 is an apocalyptic number.

120032423 is a deficient number, since it is larger than the sum of its proper divisors (23112025).

120032423 is an equidigital number, since it uses as much as digits as its factorization.

120032423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 745573.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 120032423 is about 10955.9309508594. The cubic root of 120032423 is about 493.2868341958.

Adding to 120032423 its reverse (324230021), we get a palindrome (444262444).

The spelling of 120032423 in words is "one hundred twenty million, thirty-two thousand, four hundred twenty-three".

Divisors: 1 7 23 161 745543 5218801 17147489 120032423