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120440201 = 717205743
BaseRepresentation
bin1110010110111…
…00010110001001
322101121222220012
413023130112021
5221313041301
615541241305
72661503420
oct713342611
9271558805
10120440201
1161a92562
1234403235
131bc4c3bb
1411dd22b7
15a890ebb
hex72dc589

120440201 has 4 divisors (see below), whose sum is σ = 137645952. Its totient is φ = 103234452.

The previous prime is 120440197. The next prime is 120440237. The reversal of 120440201 is 102044021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 120440201 - 22 = 120440197 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120440501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8602865 + ... + 8602878.

It is an arithmetic number, because the mean of its divisors is an integer number (34411488).

Almost surely, 2120440201 is an apocalyptic number.

It is an amenable number.

120440201 is a deficient number, since it is larger than the sum of its proper divisors (17205751).

120440201 is an equidigital number, since it uses as much as digits as its factorization.

120440201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17205750.

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

The square root of 120440201 is about 10974.5250922306. The cubic root of 120440201 is about 493.8448061072.

Adding to 120440201 its reverse (102044021), we get a palindrome (222484222).

It can be divided in two parts, 12044020 and 1, that added together give a palindrome (12044021).

The spelling of 120440201 in words is "one hundred twenty million, four hundred forty thousand, two hundred one".

Divisors: 1 7 17205743 120440201