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29380120 = 2357119539
BaseRepresentation
bin111000000010…
…0111000011000
32001021122221121
41300010320120
530010130440
62525415024
7504504220
oct160047030
961248847
1029380120
11156477a0
129a0a474
136118ab3
143c8b080
1528a534a
hex1c04e18

29380120 has 64 divisors (see below), whose sum is σ = 82425600. Its totient is φ = 9156480.

The previous prime is 29380111. The next prime is 29380121. The reversal of 29380120 is 2108392.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29380121) 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, 1690 + ... + 7849.

It is an arithmetic number, because the mean of its divisors is an integer number (1287900).

Almost surely, 229380120 is an apocalyptic number.

29380120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

29380120 is an abundant number, since it is smaller than the sum of its proper divisors (53045480).

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

29380120 is a wasteful number, since it uses less digits than its factorization.

29380120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9568 (or 9564 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 29380120 is about 5420.3431625682. The cubic root of 29380120 is about 308.5682151504.

The spelling of 29380120 in words is "twenty-nine million, three hundred eighty thousand, one hundred twenty".

Divisors: 1 2 4 5 7 8 10 11 14 20 22 28 35 40 44 55 56 70 77 88 110 140 154 220 280 308 385 440 616 770 1540 3080 9539 19078 38156 47695 66773 76312 95390 104929 133546 190780 209858 267092 333865 381560 419716 524645 534184 667730 734503 839432 1049290 1335460 1469006 2098580 2670920 2938012 3672515 4197160 5876024 7345030 14690060 29380120