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12058480 = 245761353
BaseRepresentation
bin101101111111…
…111101110000
3211200122010101
4231333331300
511041332410
61110242144
7204331630
oct55777560
924618111
1012058480
116896795
124056354
1326627c5
14185c6c0
1510d2d3a
hexb7ff70

12058480 has 80 divisors (see below), whose sum is σ = 32658624. Its totient is φ = 4055040.

The previous prime is 12058477. The next prime is 12058499. The reversal of 12058480 is 8485021.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33984 + ... + 34336.

Almost surely, 212058480 is an apocalyptic number.

12058480 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 12058480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16329312).

12058480 is an abundant number, since it is smaller than the sum of its proper divisors (20600144).

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

12058480 is a wasteful number, since it uses less digits than its factorization.

12058480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434 (or 428 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 28.

The square root of 12058480 is about 3472.5322172732. The cubic root of 12058480 is about 229.3141509405.

The spelling of 12058480 in words is "twelve million, fifty-eight thousand, four hundred eighty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 35 40 56 61 70 80 112 122 140 244 280 305 353 427 488 560 610 706 854 976 1220 1412 1708 1765 2135 2440 2471 2824 3416 3530 4270 4880 4942 5648 6832 7060 8540 9884 12355 14120 17080 19768 21533 24710 28240 34160 39536 43066 49420 86132 98840 107665 150731 172264 197680 215330 301462 344528 430660 602924 753655 861320 1205848 1507310 1722640 2411696 3014620 6029240 12058480