Search a number
-
+
441420254 = 21167299471
BaseRepresentation
bin11010010011111…
…000100111011110
31010202121110202022
4122103320213132
51401000422004
6111445100142
713640003342
oct3223704736
91122543668
10441420254
11207196630
121039b7652
13705b4722
14428a7622
1528b462be
hex1a4f89de

441420254 has 16 divisors (see below), whose sum is σ = 733107456. Its totient is φ = 197650200.

The previous prime is 441420251. The next prime is 441420289. The reversal of 441420254 is 452024144.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (441420251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148262 + ... + 151209.

It is an arithmetic number, because the mean of its divisors is an integer number (45819216).

Almost surely, 2441420254 is an apocalyptic number.

441420254 is a deficient number, since it is larger than the sum of its proper divisors (291687202).

441420254 is a wasteful number, since it uses less digits than its factorization.

441420254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299551.

The product of its (nonzero) digits is 5120, while the sum is 26.

The square root of 441420254 is about 21010.0036649211. The cubic root of 441420254 is about 761.4079705563.

Adding to 441420254 its reverse (452024144), we get a palindrome (893444398).

The spelling of 441420254 in words is "four hundred forty-one million, four hundred twenty thousand, two hundred fifty-four".

Divisors: 1 2 11 22 67 134 737 1474 299471 598942 3294181 6588362 20064557 40129114 220710127 441420254