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12796000 = 25537457
BaseRepresentation
bin110000110100…
…000001100000
3220002002210221
4300310001200
511233433000
61134132424
7213523060
oct60640140
926062727
1012796000
11724a908
124351114
1328603c9
1419b13a0
1511cb61a
hexc34060

12796000 has 96 divisors (see below), whose sum is σ = 36009792. Its totient is φ = 4377600.

The previous prime is 12795997. The next prime is 12796001. The reversal of 12796000 is 69721.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12796001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27772 + ... + 28228.

It is an arithmetic number, because the mean of its divisors is an integer number (375102).

Almost surely, 212796000 is an apocalyptic number.

12796000 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 12796000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18004896).

12796000 is an abundant number, since it is smaller than the sum of its proper divisors (23213792).

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

12796000 is an equidigital number, since it uses as much as digits as its factorization.

12796000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489 (or 471 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 12796000 is about 3577.1497033253. The cubic root of 12796000 is about 233.8970497039.

The spelling of 12796000 in words is "twelve million, seven hundred ninety-six thousand".

Divisors: 1 2 4 5 7 8 10 14 16 20 25 28 32 35 40 50 56 70 80 100 112 125 140 160 175 200 224 250 280 350 400 457 500 560 700 800 875 914 1000 1120 1400 1750 1828 2000 2285 2800 3199 3500 3656 4000 4570 5600 6398 7000 7312 9140 11425 12796 14000 14624 15995 18280 22850 25592 28000 31990 36560 45700 51184 57125 63980 73120 79975 91400 102368 114250 127960 159950 182800 228500 255920 319900 365600 399875 457000 511840 639800 799750 914000 1279600 1599500 1828000 2559200 3199000 6398000 12796000