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54768800 = 2552223307
BaseRepresentation
bin1101000011101…
…1010010100000
310211001112200002
43100323102200
5103010100200
65233515132
71233345542
oct320732240
9124045602
1054768800
1128a08679
1216412aa8
13b467b98
1473b9692
154c1cbd5
hex343b4a0

54768800 has 72 divisors (see below), whose sum is σ = 134741376. Its totient is φ = 21738240.

The previous prime is 54768793. The next prime is 54768803. The reversal of 54768800 is 886745.

It is not an unprimeable number, because it can be changed into a prime (54768803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 178247 + ... + 178553.

It is an arithmetic number, because the mean of its divisors is an integer number (1871408).

Almost surely, 254768800 is an apocalyptic number.

54768800 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 54768800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67370688).

54768800 is an abundant number, since it is smaller than the sum of its proper divisors (79972576).

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

54768800 is a wasteful number, since it uses less digits than its factorization.

54768800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550 (or 537 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 38.

The square root of 54768800 is about 7400.5945707085. The cubic root of 54768800 is about 379.7616233491.

The spelling of 54768800 in words is "fifty-four million, seven hundred sixty-eight thousand, eight hundred".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 80 100 160 200 223 307 400 446 614 800 892 1115 1228 1535 1784 2230 2456 3070 3568 4460 4912 5575 6140 7136 7675 8920 9824 11150 12280 15350 17840 22300 24560 30700 35680 44600 49120 61400 68461 89200 122800 136922 178400 245600 273844 342305 547688 684610 1095376 1369220 1711525 2190752 2738440 3423050 5476880 6846100 10953760 13692200 27384400 54768800