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13768800 = 253525737
BaseRepresentation
bin110100100001…
…100001100000
3221220112020120
4310201201200
512011100200
61211040240
7225014163
oct64414140
927815216
1013768800
117854781
124740080
132b11126
141b85ada
15131e9a0
hexd21860

13768800 has 72 divisors (see below), whose sum is σ = 44825256. Its totient is φ = 3671040.

The previous prime is 13768753. The next prime is 13768819. The reversal of 13768800 is 886731.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 469 + ... + 5268.

It is an arithmetic number, because the mean of its divisors is an integer number (622573).

Almost surely, 213768800 is an apocalyptic number.

13768800 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 13768800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22412628).

13768800 is an abundant number, since it is smaller than the sum of its proper divisors (31056456).

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

13768800 is a wasteful number, since it uses less digits than its factorization.

13768800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5760 (or 5747 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 13768800 is about 3710.6333691164. The cubic root of 13768800 is about 239.6801294233.

The spelling of 13768800 in words is "thirteen million, seven hundred sixty-eight thousand, eight hundred".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 32 40 48 50 60 75 80 96 100 120 150 160 200 240 300 400 480 600 800 1200 2400 5737 11474 17211 22948 28685 34422 45896 57370 68844 86055 91792 114740 137688 143425 172110 183584 229480 275376 286850 344220 430275 458960 550752 573700 688440 860550 917920 1147400 1376880 1721100 2294800 2753760 3442200 4589600 6884400 13768800