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120102441 = 340997883
BaseRepresentation
bin1110010100010…
…01111000101001
322100222211120120
413022021320221
5221221234231
615530113453
72655565614
oct712117051
9270884516
10120102441
1161881818
123427b889
131bb61744
1411d4517b
15a825d96
hex7289e29

120102441 has 8 divisors (see below), whose sum is σ = 160529760. Its totient is φ = 79871712.

The previous prime is 120102431. The next prime is 120102449. The reversal of 120102441 is 144201021.

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

It is not a de Polignac number, because 120102441 - 210 = 120101417 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120102441.

It is not an unprimeable number, because it can be changed into a prime (120102449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47715 + ... + 50168.

It is an arithmetic number, because the mean of its divisors is an integer number (20066220).

Almost surely, 2120102441 is an apocalyptic number.

It is an amenable number.

120102441 is a deficient number, since it is larger than the sum of its proper divisors (40427319).

120102441 is an equidigital number, since it uses as much as digits as its factorization.

120102441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98295.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 120102441 is about 10959.1259231747. The cubic root of 120102441 is about 493.3827311850.

Adding to 120102441 its reverse (144201021), we get a palindrome (264303462).

The spelling of 120102441 in words is "one hundred twenty million, one hundred two thousand, four hundred forty-one".

Divisors: 1 3 409 1227 97883 293649 40034147 120102441