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55884010 = 25721331283
BaseRepresentation
bin1101010100101…
…1100011101010
310220011012110011
43111023203222
5103301242020
65313442134
71246002100
oct325134352
9126135404
1055884010
11295aa536
121687034a
13b768680
1475c9c70
154d8d35a
hex354b8ea

55884010 has 96 divisors (see below), whose sum is σ = 130540032. Its totient is φ = 17055360.

The previous prime is 55884001. The next prime is 55884013. The reversal of 55884010 is 1048855.

It is a super-3 number, since 3×558840103 (a number of 24 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is not an unprimeable number, because it can be changed into a prime (55884013) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 197329 + ... + 197611.

It is an arithmetic number, because the mean of its divisors is an integer number (1359792).

Almost surely, 255884010 is an apocalyptic number.

55884010 is an abundant number, since it is smaller than the sum of its proper divisors (74656022).

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

55884010 is a wasteful number, since it uses less digits than its factorization.

55884010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348 (or 341 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 31.

The square root of 55884010 is about 7475.5608485250. The cubic root of 55884010 is about 382.3219100608.

The spelling of 55884010 in words is "fifty-five million, eight hundred eighty-four thousand, ten".

Divisors: 1 2 5 7 10 13 14 26 31 35 49 62 65 70 91 98 130 155 182 217 245 283 310 403 434 455 490 566 637 806 910 1085 1274 1415 1519 1981 2015 2170 2821 2830 3038 3185 3679 3962 4030 5642 6370 7358 7595 8773 9905 13867 14105 15190 17546 18395 19747 19810 25753 27734 28210 36790 39494 43865 51506 61411 69335 87730 98735 114049 122822 128765 138670 180271 197470 228098 257530 307055 360542 429877 570245 614110 798343 859754 901355 1140490 1596686 1802710 2149385 3991715 4298770 5588401 7983430 11176802 27942005 55884010