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1404454342 = 22392938189
BaseRepresentation
bin101001110110110…
…0100010111000110
310121212201200011111
41103231210113012
510334020014332
6351210155234
746542444034
oct12355442706
93555650144
101404454342
11660861375
12332422b1a
13194c7b095
14d4751554
1583474947
hex53b645c6

1404454342 has 8 divisors (see below), whose sum is σ = 2115496800. Its totient is φ = 699288744.

The previous prime is 1404454321. The next prime is 1404454379. The reversal of 1404454342 is 2434544041.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1468617 + ... + 1469572.

It is an arithmetic number, because the mean of its divisors is an integer number (264437100).

Almost surely, 21404454342 is an apocalyptic number.

1404454342 is a deficient number, since it is larger than the sum of its proper divisors (711042458).

1404454342 is a wasteful number, since it uses less digits than its factorization.

1404454342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2938430.

The product of its (nonzero) digits is 30720, while the sum is 31.

The square root of 1404454342 is about 37476.0502454568. The cubic root of 1404454342 is about 1119.8741201000.

Adding to 1404454342 its reverse (2434544041), we get a palindrome (3838998383).

It can be divided in two parts, 14044 and 54342, that added together give a palindrome (68386).

The spelling of 1404454342 in words is "one billion, four hundred four million, four hundred fifty-four thousand, three hundred forty-two".

Divisors: 1 2 239 478 2938189 5876378 702227171 1404454342