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10872400 = 2452711353
BaseRepresentation
bin101001011110…
…011001010000
3202110101010111
4221132121100
510240404100
61025011104
7161261650
oct51363120
922411114
1010872400
116156660
123783a94
132338996
141630360
15e4b6ba
hexa5e650

10872400 has 120 divisors (see below), whose sum is σ = 32658624. Its totient is φ = 3379200.

The previous prime is 10872383. The next prime is 10872403. The reversal of 10872400 is 427801.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10872403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30624 + ... + 30976.

Almost surely, 210872400 is an apocalyptic number.

10872400 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 10872400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16329312).

10872400 is an abundant number, since it is smaller than the sum of its proper divisors (21786224).

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

10872400 is a wasteful number, since it uses less digits than its factorization.

10872400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389 (or 378 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 22.

The square root of 10872400 is about 3297.3322550207. The cubic root of 10872400 is about 221.5347233957.

The spelling of 10872400 in words is "ten million, eight hundred seventy-two thousand, four hundred".

Divisors: 1 2 4 5 7 8 10 11 14 16 20 22 25 28 35 40 44 50 55 56 70 77 80 88 100 110 112 140 154 175 176 200 220 275 280 308 350 353 385 400 440 550 560 616 700 706 770 880 1100 1232 1400 1412 1540 1765 1925 2200 2471 2800 2824 3080 3530 3850 3883 4400 4942 5648 6160 7060 7700 7766 8825 9884 12355 14120 15400 15532 17650 19415 19768 24710 27181 28240 30800 31064 35300 38830 39536 49420 54362 61775 62128 70600 77660 97075 98840 108724 123550 135905 141200 155320 194150 197680 217448 247100 271810 310640 388300 434896 494200 543620 679525 776600 988400 1087240 1359050 1553200 2174480 2718100 5436200 10872400