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12483680 = 2551141173
BaseRepresentation
bin101111100111…
…110001100000
3212111020101112
4233213301200
511143434210
61123322452
7211052366
oct57476140
925436345
1012483680
1170571a0
124220428
1327811c1
14192d636
151168d05
hexbe7c60

12483680 has 96 divisors (see below), whose sum is σ = 33149088. Its totient is φ = 4403200.

The previous prime is 12483677. The next prime is 12483683. The reversal of 12483680 is 8638421.

It is an interprime number because it is at equal distance from previous prime (12483677) and next prime (12483683).

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12483683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72074 + ... + 72246.

It is an arithmetic number, because the mean of its divisors is an integer number (345303).

Almost surely, 212483680 is an apocalyptic number.

12483680 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 12483680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16574544).

12483680 is an abundant number, since it is smaller than the sum of its proper divisors (20665408).

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

12483680 is a wasteful number, since it uses less digits than its factorization.

12483680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240 (or 232 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 12483680 is about 3533.2251555767. The cubic root of 12483680 is about 231.9783967201.

The spelling of 12483680 in words is "twelve million, four hundred eighty-three thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 11 16 20 22 32 40 41 44 55 80 82 88 110 160 164 173 176 205 220 328 346 352 410 440 451 656 692 820 865 880 902 1312 1384 1640 1730 1760 1804 1903 2255 2768 3280 3460 3608 3806 4510 5536 6560 6920 7093 7216 7612 9020 9515 13840 14186 14432 15224 18040 19030 27680 28372 30448 35465 36080 38060 56744 60896 70930 72160 76120 78023 113488 141860 152240 156046 226976 283720 304480 312092 390115 567440 624184 780230 1134880 1248368 1560460 2496736 3120920 6241840 12483680