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1304401300 = 2252192231571
BaseRepresentation
bin100110110111111…
…1001010110010100
310100220110110012021
41031233321112110
510132411320200
6333233502524
744216141146
oct11557712624
93326413167
101304401300
1160a334004
12304a11a44
1317a3193b7
14c5348c96
15797ae41a
hex4dbf9594

1304401300 has 108 divisors (see below), whose sum is σ = 3119237856. Its totient is φ = 472507200.

The previous prime is 1304401261. The next prime is 1304401327. The reversal of 1304401300 is 31044031.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 829515 + ... + 831085.

It is an arithmetic number, because the mean of its divisors is an integer number (28881832).

Almost surely, 21304401300 is an apocalyptic number.

1304401300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1304401300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1559618928).

1304401300 is an abundant number, since it is smaller than the sum of its proper divisors (1814836556).

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

1304401300 is a wasteful number, since it uses less digits than its factorization.

1304401300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1646 (or 1620 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1304401300 is about 36116.4962309469. The cubic root of 1304401300 is about 1092.6231745179.

Adding to 1304401300 its reverse (31044031), we get a palindrome (1335445331).

The spelling of 1304401300 in words is "one billion, three hundred four million, four hundred one thousand, three hundred".

Divisors: 1 2 4 5 10 19 20 23 25 38 46 50 76 92 95 100 115 190 230 361 380 437 460 475 575 722 874 950 1150 1444 1571 1748 1805 1900 2185 2300 3142 3610 4370 6284 7220 7855 8303 8740 9025 10925 15710 16606 18050 21850 29849 31420 33212 36100 36133 39275 41515 43700 59698 72266 78550 83030 119396 144532 149245 157100 166060 180665 207575 298490 361330 415150 567131 596980 686527 722660 746225 830300 903325 1134262 1373054 1492450 1806650 2268524 2746108 2835655 2984900 3432635 3613300 5671310 6865270 11342620 13044013 13730540 14178275 17163175 26088026 28356550 34326350 52176052 56713100 65220065 68652700 130440130 260880260 326100325 652200650 1304401300