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55385048241 = 3319472322859
BaseRepresentation
bin110011100101001101…
…001100010010110001
312021221212201222002000
4303211031030102301
51401412033020431
641235445444213
74000331066565
oct634515142261
9167855658060
1055385048241
1121541463546
12a898410669
1352b86064c3
1429759c36a5
1516925099e6
hexce534c4b1

55385048241 has 32 divisors (see below), whose sum is σ = 86392512000. Its totient is φ = 34971094224.

The previous prime is 55385048239. The next prime is 55385048267. The reversal of 55385048241 is 14284058355.

55385048241 is a `hidden beast` number, since 5 + 53 + 85 + 0 + 482 + 41 = 666.

It is not a de Polignac number, because 55385048241 - 21 = 55385048239 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55385047241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2411470 + ... + 2434328.

It is an arithmetic number, because the mean of its divisors is an integer number (2699766000).

Almost surely, 255385048241 is an apocalyptic number.

It is an amenable number.

55385048241 is a deficient number, since it is larger than the sum of its proper divisors (31007463759).

55385048241 is a wasteful number, since it uses less digits than its factorization.

55385048241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27610 (or 27604 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 45.

The spelling of 55385048241 in words is "fifty-five billion, three hundred eighty-five million, forty-eight thousand, two hundred forty-one".

Divisors: 1 3 9 19 27 57 171 513 4723 14169 22859 42507 68577 89737 127521 205731 269211 434321 617193 807633 1302963 2422899 3908889 11726667 107963057 323889171 971667513 2051298083 2915002539 6153894249 18461682747 55385048241