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1313410400 = 255223411741
BaseRepresentation
bin100111001001001…
…0000110101100000
310101112102011100122
41032102100311200
510142213113100
6334154535412
744355542561
oct11622206540
93345364318
101313410400
11614427745
12307a37568
1317c151c23
14c6612168
157a48d985
hex4e490d60

1313410400 has 144 divisors (see below), whose sum is σ = 3429343008. Its totient is φ = 489984000.

The previous prime is 1313410381. The next prime is 1313410409. The reversal of 1313410400 is 40143131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313410409) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 753530 + ... + 755270.

It is an arithmetic number, because the mean of its divisors is an integer number (23814882).

Almost surely, 21313410400 is an apocalyptic number.

1313410400 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 1313410400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1714671504).

1313410400 is an abundant number, since it is smaller than the sum of its proper divisors (2115932608).

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

1313410400 is a wasteful number, since it uses less digits than its factorization.

1313410400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1825 (or 1812 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1313410400 is about 36241.0044010924. The cubic root of 1313410400 is about 1095.1328765725.

Adding to 1313410400 its reverse (40143131), we get a palindrome (1353553531).

The spelling of 1313410400 in words is "one billion, three hundred thirteen million, four hundred ten thousand, four hundred".

Divisors: 1 2 4 5 8 10 16 20 23 25 32 40 41 46 50 80 82 92 100 115 160 164 184 200 205 230 328 368 400 410 460 575 656 736 800 820 920 943 1025 1150 1312 1640 1741 1840 1886 2050 2300 3280 3482 3680 3772 4100 4600 4715 6560 6964 7544 8200 8705 9200 9430 13928 15088 16400 17410 18400 18860 23575 27856 30176 32800 34820 37720 40043 43525 47150 55712 69640 71381 75440 80086 87050 94300 139280 142762 150880 160172 174100 188600 200215 278560 285524 320344 348200 356905 377200 400430 571048 640688 696400 713810 754400 800860 1001075 1142096 1281376 1392800 1427620 1601720 1641763 1784525 2002150 2284192 2855240 3203440 3283526 3569050 4004300 5710480 6406880 6567052 7138100 8008600 8208815 11420960 13134104 14276200 16017200 16417630 26268208 28552400 32034400 32835260 41044075 52536416 57104800 65670520 82088150 131341040 164176300 262682080 328352600 656705200 1313410400