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12610680 = 2335195531
BaseRepresentation
bin110000000110…
…110001111000
3212201200121020
4300012301320
511212020210
61130142440
7212121555
oct60066170
925650536
1012610680
117133655
124281a20
1327c6c54
141963a2c
151191770
hexc06c78

12610680 has 64 divisors (see below), whose sum is σ = 39830400. Its totient is φ = 3185280.

The previous prime is 12610669. The next prime is 12610681. The reversal of 12610680 is 8601621.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 12610680.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12610681) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 486 + ... + 5045.

It is an arithmetic number, because the mean of its divisors is an integer number (622350).

Almost surely, 212610680 is an apocalyptic number.

12610680 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 12610680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19915200).

12610680 is an abundant number, since it is smaller than the sum of its proper divisors (27219720).

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

12610680 is a wasteful number, since it uses less digits than its factorization.

12610680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5564 (or 5560 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 12610680 is about 3551.1519257841. The cubic root of 12610680 is about 232.7624046232.

The spelling of 12610680 in words is "twelve million, six hundred ten thousand, six hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 19 20 24 30 38 40 57 60 76 95 114 120 152 190 228 285 380 456 570 760 1140 2280 5531 11062 16593 22124 27655 33186 44248 55310 66372 82965 105089 110620 132744 165930 210178 221240 315267 331860 420356 525445 630534 663720 840712 1050890 1261068 1576335 2101780 2522136 3152670 4203560 6305340 12610680