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54800000836 = 22722327272
BaseRepresentation
bin110011000010010101…
…011010011101000100
312020110002212110220121
4303002111122131010
51344212300011321
641101430111324
73646665215200
oct630225323504
9166402773817
1054800000836
1121271198799
12a7544ab544
1352243447c9
14291c00db00
15165ae92441
hexcc255a744

54800000836 has 81 divisors (see below), whose sum is σ = 116778969279. Its totient is φ = 22433696208.

The previous prime is 54800000819. The next prime is 54800000869. The reversal of 54800000836 is 63800000845.

The square root of 54800000836 is 234094.

It is a perfect power (a square), and thus also a powerful number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 75377905 + ... + 75378631.

Almost surely, 254800000836 is an apocalyptic number.

54800000836 is the 234094-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54800000836

54800000836 is an abundant number, since it is smaller than the sum of its proper divisors (61978968443).

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

54800000836 is an equidigital number, since it uses as much as digits as its factorization.

54800000836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1518 (or 759 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 34.

Subtracting 54800000836 from its reverse (63800000845), we obtain a palindrome (9000000009).

The spelling of 54800000836 in words is "fifty-four billion, eight hundred million, eight hundred thirty-six", and thus it is an aban number.

Divisors: 1 2 4 7 14 23 28 46 49 92 98 161 196 322 529 644 727 1058 1127 1454 2116 2254 2908 3703 4508 5089 7406 10178 14812 16721 20356 25921 33442 35623 51842 66884 71246 103684 117047 142492 234094 384583 468188 528529 769166 819329 1057058 1538332 1638658 2114116 2692081 3277316 3699703 5384162 7399406 10768324 12156167 14798812 18844567 24312334 25897921 37689134 48624668 51795842 75378268 85093169 103591684 170186338 279591841 340372676 559183682 595652183 1118367364 1191304366 1957142887 2382608732 3914285774 7828571548 13700000209 27400000418 54800000836