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13823700 = 22352115971
BaseRepresentation
bin110100101110…
…111011010100
3222000022112220
4310232323110
512014324300
61212142340
7225333222
oct64567324
928008486
1013823700
117891a50
1247679b0
132b30107
141b9bb12
151330da0
hexd2eed4

13823700 has 144 divisors (see below), whose sum is σ = 44997120. Its totient is φ = 3248000.

The previous prime is 13823627. The next prime is 13823717. The reversal of 13823700 is 732831.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 194665 + ... + 194735.

It is an arithmetic number, because the mean of its divisors is an integer number (312480).

Almost surely, 213823700 is an apocalyptic number.

13823700 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 13823700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22498560).

13823700 is an abundant number, since it is smaller than the sum of its proper divisors (31173420).

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

13823700 is a wasteful number, since it uses less digits than its factorization.

13823700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158 (or 151 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 13823700 is about 3718.0236685637. The cubic root of 13823700 is about 239.9982638763.

The spelling of 13823700 in words is "thirteen million, eight hundred twenty-three thousand, seven hundred".

Divisors: 1 2 3 4 5 6 10 11 12 15 20 22 25 30 33 44 50 55 59 60 66 71 75 100 110 118 132 142 150 165 177 213 220 236 275 284 295 300 330 354 355 426 550 590 649 660 708 710 781 825 852 885 1065 1100 1180 1298 1420 1475 1562 1650 1770 1775 1947 2130 2343 2596 2950 3124 3245 3300 3540 3550 3894 3905 4189 4260 4425 4686 5325 5900 6490 7100 7788 7810 8378 8850 9372 9735 10650 11715 12567 12980 15620 16225 16756 17700 19470 19525 20945 21300 23430 25134 32450 38940 39050 41890 46079 46860 48675 50268 58575 62835 64900 78100 83780 92158 97350 104725 117150 125670 138237 184316 194700 209450 230395 234300 251340 276474 314175 418900 460790 552948 628350 691185 921580 1151975 1256700 1382370 2303950 2764740 3455925 4607900 6911850 13823700