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55641048 = 23323100799
BaseRepresentation
bin1101010001000…
…0001111011000
310212200212011120
43110100033120
5103221003143
65304325240
71243640541
oct324201730
9125625146
1055641048
1129453a41
1216773820
13b6b1bc8
1475654c8
154d41383
hex35103d8

55641048 has 32 divisors (see below), whose sum is σ = 145152000. Its totient is φ = 17740448.

The previous prime is 55641037. The next prime is 55641049. The reversal of 55641048 is 84014655.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55641049) 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 7 ways as a sum of consecutive naturals, for example, 49848 + ... + 50951.

It is an arithmetic number, because the mean of its divisors is an integer number (4536000).

Almost surely, 255641048 is an apocalyptic number.

It is an amenable number.

55641048 is an abundant number, since it is smaller than the sum of its proper divisors (89510952).

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

55641048 is a wasteful number, since it uses less digits than its factorization.

55641048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100831 (or 100827 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 33.

The square root of 55641048 is about 7459.2927278664. The cubic root of 55641048 is about 381.7670427077.

The spelling of 55641048 in words is "fifty-five million, six hundred forty-one thousand, forty-eight".

Divisors: 1 2 3 4 6 8 12 23 24 46 69 92 138 184 276 552 100799 201598 302397 403196 604794 806392 1209588 2318377 2419176 4636754 6955131 9273508 13910262 18547016 27820524 55641048