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55082195349 = 361682744089
BaseRepresentation
bin110011010011001001…
…111001100110010101
312021011202212110000020
4303103021321212111
51400302020222344
641145430335353
73656662635546
oct632311714625
9167152773006
1055082195349
11213a65106a5
12a812aba559
13526a949ccc
1429476aa4cd
151675b35719
hexcd3279995

55082195349 has 16 divisors (see below), whose sum is σ = 74659536960. Its totient is φ = 36113362560.

The previous prime is 55082195327. The next prime is 55082195359. The reversal of 55082195349 is 94359128055.

It is a happy number.

It is not a de Polignac number, because 55082195349 - 25 = 55082195317 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55082195359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1227297 + ... + 1271385.

It is an arithmetic number, because the mean of its divisors is an integer number (4666221060).

Almost surely, 255082195349 is an apocalyptic number.

It is an amenable number.

55082195349 is a deficient number, since it is larger than the sum of its proper divisors (19577341611).

55082195349 is a wasteful number, since it uses less digits than its factorization.

55082195349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50980.

The product of its (nonzero) digits is 1944000, while the sum is 51.

The spelling of 55082195349 in words is "fifty-five billion, eighty-two million, one hundred ninety-five thousand, three hundred forty-nine".

Divisors: 1 3 61 183 6827 20481 44089 132267 416447 1249341 2689429 8068287 300995603 902986809 18360731783 55082195349