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1424430320 = 24526966191
BaseRepresentation
bin101010011100111…
…0001010011110000
310200021022120001112
41110321301103300
510404123232240
6353202252452
750204313035
oct12471612360
93607276045
101424430320
11671065645
12339057128
131991535a1
14d727138c
15850bd665
hex54e714f0

1424430320 has 40 divisors (see below), whose sum is σ = 3324162240. Its totient is φ = 567645440.

The previous prime is 1424430317. The next prime is 1424430379. The reversal of 1424430320 is 230344241.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11576 + ... + 54615.

It is an arithmetic number, because the mean of its divisors is an integer number (83104056).

Almost surely, 21424430320 is an apocalyptic number.

1424430320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1424430320 is an abundant number, since it is smaller than the sum of its proper divisors (1899731920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1424430320 is a wasteful number, since it uses less digits than its factorization.

1424430320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66473 (or 66467 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 1424430320 is about 37741.6258261353. The cubic root of 1424430320 is about 1125.1585804437.

Adding to 1424430320 its reverse (230344241), we get a palindrome (1654774561).

The spelling of 1424430320 in words is "one billion, four hundred twenty-four million, four hundred thirty thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 40 80 269 538 1076 1345 2152 2690 4304 5380 10760 21520 66191 132382 264764 330955 529528 661910 1059056 1323820 2647640 5295280 17805379 35610758 71221516 89026895 142443032 178053790 284886064 356107580 712215160 1424430320