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120244001 = 476773779
BaseRepresentation
bin1110010101011…
…00011100100001
322101021000202112
413022230130201
5221240302001
615533125105
72660025413
oct712543441
9271230675
10120244001
1161969109
1234329795
131bbb0cc7
1411d809b3
15a852cbb
hex72ac721

120244001 has 8 divisors (see below), whose sum is σ = 123016320. Its totient is φ = 117480688.

The previous prime is 120243979. The next prime is 120244031. The reversal of 120244001 is 100442021.

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 120244001 - 218 = 119981857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120244031) 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, 29930 + ... + 33708.

It is an arithmetic number, because the mean of its divisors is an integer number (15377040).

Almost surely, 2120244001 is an apocalyptic number.

It is an amenable number.

120244001 is a deficient number, since it is larger than the sum of its proper divisors (2772319).

120244001 is an equidigital number, since it uses as much as digits as its factorization.

120244001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4503.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 120244001 is about 10965.5825654636. The cubic root of 120244001 is about 493.5764986508.

Adding to 120244001 its reverse (100442021), we get a palindrome (220686022).

The spelling of 120244001 in words is "one hundred twenty million, two hundred forty-four thousand, one".

Divisors: 1 47 677 3779 31819 177613 2558383 120244001