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13003105400 = 2352436722567
BaseRepresentation
bin11000001110000101…
…11010010001111000
31020120012122012021022
430013002322101320
5203112243333100
65550141402012
7640141400165
oct140702722170
936505565238
1013003105400
115572a065aa
12262a869308
1312c2c1b30c
148b4d3706c
15511866e85
hex3070ba478

13003105400 has 96 divisors (see below), whose sum is σ = 31398407040. Its totient is φ = 5004236160.

The previous prime is 13003105393. The next prime is 13003105417. The reversal of 13003105400 is 450130031.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 564917 + ... + 587483.

It is an arithmetic number, because the mean of its divisors is an integer number (327066740).

Almost surely, 213003105400 is an apocalyptic number.

13003105400 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 13003105400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15699203520).

13003105400 is an abundant number, since it is smaller than the sum of its proper divisors (18395301640).

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

13003105400 is a wasteful number, since it uses less digits than its factorization.

13003105400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22693 (or 22684 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 17.

Adding to 13003105400 its reverse (450130031), we get a palindrome (13453235431).

The spelling of 13003105400 in words is "thirteen billion, three million, one hundred five thousand, four hundred".

Divisors: 1 2 4 5 8 10 20 25 40 43 50 67 86 100 134 172 200 215 268 335 344 430 536 670 860 1075 1340 1675 1720 2150 2680 2881 3350 4300 5762 6700 8600 11524 13400 14405 22567 23048 28810 45134 57620 72025 90268 112835 115240 144050 180536 225670 288100 451340 564175 576200 902680 970381 1128350 1511989 1940762 2256700 3023978 3881524 4513400 4851905 6047956 7559945 7763048 9703810 12095912 15119890 19407620 24259525 30239780 37799725 38815240 48519050 60479560 65015527 75599450 97038100 130031054 151198900 194076200 260062108 302397800 325077635 520124216 650155270 1300310540 1625388175 2600621080 3250776350 6501552700 13003105400