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54631042800 = 2435256380863
BaseRepresentation
bin110010111000010000…
…111000111011110000
312020000022221112001120
4302320100320323300
51343341021332200
641032552502240
73642544126155
oct627020707360
9166008845046
1054631042800
1121194888054
12a7079aa980
1351c8338839
1429037cc22c
15164b21a9a0
hexcb8438ef0

54631042800 has 120 divisors (see below), whose sum is σ = 175314445824. Its totient is φ = 14542222080.

The previous prime is 54631042771. The next prime is 54631042853. The reversal of 54631042800 is 824013645.

It is a tau number, because it is divible by the number of its divisors (120).

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 23 ways as a sum of consecutive naturals, for example, 635169 + ... + 716031.

Almost surely, 254631042800 is an apocalyptic number.

54631042800 is a gapful number since it is divisible by the number (50) 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 54631042800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87657222912).

54631042800 is an abundant number, since it is smaller than the sum of its proper divisors (120683403024).

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

54631042800 is a wasteful number, since it uses less digits than its factorization.

54631042800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81447 (or 81436 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

The spelling of 54631042800 in words is "fifty-four billion, six hundred thirty-one million, forty-two thousand, eight hundred".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 40 48 50 60 75 80 100 120 150 200 240 300 400 563 600 1126 1200 1689 2252 2815 3378 4504 5630 6756 8445 9008 11260 13512 14075 16890 22520 27024 28150 33780 42225 45040 56300 67560 80863 84450 112600 135120 161726 168900 225200 242589 323452 337800 404315 485178 646904 675600 808630 970356 1212945 1293808 1617260 1940712 2021575 2425890 3234520 3881424 4043150 4851780 6064725 6469040 8086300 9703560 12129450 16172600 19407120 24258900 32345200 45525869 48517800 91051738 97035600 136577607 182103476 227629345 273155214 364206952 455258690 546310428 682888035 728413904 910517380 1092620856 1138146725 1365776070 1821034760 2185241712 2276293450 2731552140 3414440175 3642069520 4552586900 5463104280 6828880350 9105173800 10926208560 13657760700 18210347600 27315521400 54631042800