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1424255 = 5740693
BaseRepresentation
bin101011011101101111111
32200100201012
411123231333
5331034010
650305435
715051230
oct5335577
92610635
101424255
11893078
1258827b
133ab371
14291087
151d2005
hex15bb7f

1424255 has 8 divisors (see below), whose sum is σ = 1953312. Its totient is φ = 976608.

The previous prime is 1424237. The next prime is 1424257. The reversal of 1424255 is 5524241.

Adding to 1424255 its reverse (5524241), we get a palindrome (6948496).

It is a happy number.

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 1424255 - 26 = 1424191 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1424255.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1424257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20312 + ... + 20381.

It is an arithmetic number, because the mean of its divisors is an integer number (244164).

21424255 is an apocalyptic number.

1424255 is a deficient number, since it is larger than the sum of its proper divisors (529057).

1424255 is an equidigital number, since it uses as much as digits as its factorization.

1424255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40705.

The product of its digits is 1600, while the sum is 23.

The square root of 1424255 is about 1193.4215516740. The cubic root of 1424255 is about 112.5112416750.

The spelling of 1424255 in words is "one million, four hundred twenty-four thousand, two hundred fifty-five".

Divisors: 1 5 7 35 40693 203465 284851 1424255