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12314515400 = 2352115994873
BaseRepresentation
bin10110111100000000…
…01001011111001000
31011210012221012100222
423132000021133020
5200210003443100
65353542445212
7614110440155
oct133600113710
934705835328
1012314515400
11524a24a760
122478133808
131213375505
1484b6cd22c
154c119a485
hex2de0097c8

12314515400 has 96 divisors (see below), whose sum is σ = 31763815200. Its totient is φ = 4402060800.

The previous prime is 12314515393. The next prime is 12314515441. The reversal of 12314515400 is 451541321.

It is a self number, because there is not a number n which added to its sum of digits gives 12314515400.

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, 82364 + ... + 177236.

It is an arithmetic number, because the mean of its divisors is an integer number (330873075).

Almost surely, 212314515400 is an apocalyptic number.

12314515400 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 12314515400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15881907600).

12314515400 is an abundant number, since it is smaller than the sum of its proper divisors (19449299800).

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

12314515400 is a wasteful number, since it uses less digits than its factorization.

12314515400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94959 (or 94950 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

The spelling of 12314515400 in words is "twelve billion, three hundred fourteen million, five hundred fifteen thousand, four hundred".

Divisors: 1 2 4 5 8 10 11 20 22 25 40 44 50 55 59 88 100 110 118 200 220 236 275 295 440 472 550 590 649 1100 1180 1298 1475 2200 2360 2596 2950 3245 5192 5900 6490 11800 12980 16225 25960 32450 64900 94873 129800 189746 379492 474365 758984 948730 1043603 1897460 2087206 2371825 3794920 4174412 4743650 5218015 5597507 8348824 9487300 10436030 11195014 18974600 20872060 22390028 26090075 27987535 41744120 44780056 52180150 55975070 61572577 104360300 111950140 123145154 139937675 208720600 223900280 246290308 279875350 307862885 492580616 559750700 615725770 1119501400 1231451540 1539314425 2462903080 3078628850 6157257700 12314515400