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1304230000 = 2454130423
BaseRepresentation
bin100110110111100…
…1111100001110000
310100220010202012211
41031233033201300
510132340330000
6333230101504
744214525553
oct11557174160
93326122184
101304230000
1160a227337
1230494a894
1317a289438
14c530269a
15797787ba
hex4dbcf870

1304230000 has 50 divisors (see below), whose sum is σ = 3157695464. Its totient is φ = 521688000.

The previous prime is 1304229961. The next prime is 1304230009. The reversal of 1304230000 is 324031.

It is a tau number, because it is divible by the number of its divisors (50).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1304230009) 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 9 ways as a sum of consecutive naturals, for example, 55212 + ... + 75211.

Almost surely, 21304230000 is an apocalyptic number.

1304230000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1304230000 is an abundant number, since it is smaller than the sum of its proper divisors (1853465464).

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

1304230000 is an equidigital number, since it uses as much as digits as its factorization.

1304230000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130451 (or 130430 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 1304230000 is about 36114.1246605812. The cubic root of 1304230000 is about 1092.5753429844.

Adding to 1304230000 its reverse (324031), we get a palindrome (1304554031).

The spelling of 1304230000 in words is "one billion, three hundred four million, two hundred thirty thousand".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 125 200 250 400 500 625 1000 1250 2000 2500 5000 10000 130423 260846 521692 652115 1043384 1304230 2086768 2608460 3260575 5216920 6521150 10433840 13042300 16302875 26084600 32605750 52169200 65211500 81514375 130423000 163028750 260846000 326057500 652115000 1304230000