Search a number
-
+
54052880 = 2457213789
BaseRepresentation
bin1100111000110…
…0100000010000
310202201011121112
43032030200100
5102314143010
65210312452
71224304400
oct316144020
9122634545
1054052880
1128569802
1216128728
13b27706b
147270800
154b2aa05
hex338c810

54052880 has 60 divisors (see below), whose sum is σ = 146201580. Its totient is φ = 18531072.

The previous prime is 54052841. The next prime is 54052903. The reversal of 54052880 is 8825045.

It can be written as a sum of positive squares in 2 ways, for example, as 39337984 + 14714896 = 6272^2 + 3836^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2975 + ... + 10814.

It is an arithmetic number, because the mean of its divisors is an integer number (2436693).

Almost surely, 254052880 is an apocalyptic number.

It is an amenable number.

54052880 is an abundant number, since it is smaller than the sum of its proper divisors (92148700).

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

54052880 is a wasteful number, since it uses less digits than its factorization.

54052880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13816 (or 13803 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 32.

The square root of 54052880 is about 7352.0663761966. The cubic root of 54052880 is about 378.0996536524.

The spelling of 54052880 in words is "fifty-four million, fifty-two thousand, eight hundred eighty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 35 40 49 56 70 80 98 112 140 196 245 280 392 490 560 784 980 1960 3920 13789 27578 55156 68945 96523 110312 137890 193046 220624 275780 386092 482615 551560 675661 772184 965230 1103120 1351322 1544368 1930460 2702644 3378305 3860920 5405288 6756610 7721840 10810576 13513220 27026440 54052880