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12299480 = 2352329461
BaseRepresentation
bin101110111010…
…110011011000
3212010212201022
4232322303120
511122040410
61115342012
7206354354
oct56726330
925125638
1012299480
116a40866
124151908
1327183cb
1418c2464
15112e455
hexbbacd8

12299480 has 64 divisors (see below), whose sum is σ = 29937600. Its totient is φ = 4533760.

The previous prime is 12299473. The next prime is 12299501. The reversal of 12299480 is 8499221.

It is a self number, because there is not a number n which added to its sum of digits gives 12299480.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26450 + ... + 26910.

It is an arithmetic number, because the mean of its divisors is an integer number (467775).

Almost surely, 212299480 is an apocalyptic number.

12299480 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 12299480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14968800).

12299480 is an abundant number, since it is smaller than the sum of its proper divisors (17638120).

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

12299480 is a wasteful number, since it uses less digits than its factorization.

12299480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 524 (or 520 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 12299480 is about 3507.0614479932. The cubic root of 12299480 is about 230.8317709698.

The spelling of 12299480 in words is "twelve million, two hundred ninety-nine thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 20 23 29 40 46 58 92 115 116 145 184 230 232 290 460 461 580 667 920 922 1160 1334 1844 2305 2668 3335 3688 4610 5336 6670 9220 10603 13340 13369 18440 21206 26680 26738 42412 53015 53476 66845 84824 106030 106952 133690 212060 267380 307487 424120 534760 614974 1229948 1537435 2459896 3074870 6149740 12299480