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54106680 = 23351921249
BaseRepresentation
bin1100111001100…
…1101000111000
310202210220102010
43032121220320
5102322403210
65211405520
71224620265
oct316315070
9122726363
1054106680
11285a6171
12161538a0
13b2956b4
14728626c
154b3b920
hex3399a38

54106680 has 96 divisors (see below), whose sum is σ = 171450000. Its totient is φ = 13658112.

The previous prime is 54106673. The next prime is 54106681. The reversal of 54106680 is 8660145.

54106680 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54106681) 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 23 ways as a sum of consecutive naturals, for example, 42696 + ... + 43944.

Almost surely, 254106680 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54106680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85725000).

54106680 is an abundant number, since it is smaller than the sum of its proper divisors (117343320).

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

54106680 is a wasteful number, since it uses less digits than its factorization.

54106680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1301 (or 1278 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 54106680 is about 7355.7243015219. The cubic root of 54106680 is about 378.2250556429.

It can be divided in two parts, 5410 and 6680, that added together give a triangular number (12090 = T155).

The spelling of 54106680 in words is "fifty-four million, one hundred six thousand, six hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 19 20 24 30 38 40 57 60 76 95 114 120 152 190 228 285 361 380 456 570 722 760 1083 1140 1249 1444 1805 2166 2280 2498 2888 3610 3747 4332 4996 5415 6245 7220 7494 8664 9992 10830 12490 14440 14988 18735 21660 23731 24980 29976 37470 43320 47462 49960 71193 74940 94924 118655 142386 149880 189848 237310 284772 355965 450889 474620 569544 711930 901778 949240 1352667 1423860 1803556 2254445 2705334 2847720 3607112 4508890 5410668 6763335 9017780 10821336 13526670 18035560 27053340 54106680