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120041431 = 374769029
BaseRepresentation
bin1110010011110…
…10111111010111
322100212201212221
413021322333113
5221212311211
615524523211
72655223006
oct711727727
9270781787
10120041431
116183a9a4
1234250507
131bb3ca43
1411d2ac3d
15a812c71
hex727afd7

120041431 has 8 divisors (see below), whose sum is σ = 125910720. Its totient is φ = 114310368.

The previous prime is 120041417. The next prime is 120041443. The reversal of 120041431 is 134140021.

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

It is a cyclic number.

It is not a de Polignac number, because 120041431 - 211 = 120039383 is a prime.

It is a super-3 number, since 3×1200414313 (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120041491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32776 + ... + 36253.

It is an arithmetic number, because the mean of its divisors is an integer number (15738840).

Almost surely, 2120041431 is an apocalyptic number.

120041431 is a deficient number, since it is larger than the sum of its proper divisors (5869289).

120041431 is an equidigital number, since it uses as much as digits as its factorization.

120041431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69113.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 120041431 is about 10956.3420446790. The cubic root of 120041431 is about 493.2991736858.

Adding to 120041431 its reverse (134140021), we get a palindrome (254181452).

The spelling of 120041431 in words is "one hundred twenty million, forty-one thousand, four hundred thirty-one".

Divisors: 1 37 47 1739 69029 2554073 3244363 120041431