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55904233305 = 354398489633
BaseRepresentation
bin110100000100001001…
…101110011101011001
312100022001200022002110
4310010021232131121
51403442440431210
641403153422533
74016234066634
oct640411563531
9170261608073
1055904233305
1121788533a08
12aa0226aa49
13536c047abb
1429c4930c1b
1516c2db2420
hexd0426e759

55904233305 has 16 divisors (see below), whose sum is σ = 89650535040. Its totient is φ = 29747670528.

The previous prime is 55904233277. The next prime is 55904233309. The reversal of 55904233305 is 50333240955.

It is a happy number.

It is not a de Polignac number, because 55904233305 - 26 = 55904233241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55904233309) 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 15 ways as a sum of consecutive naturals, for example, 4238232 + ... + 4251401.

It is an arithmetic number, because the mean of its divisors is an integer number (5603158440).

Almost surely, 255904233305 is an apocalyptic number.

It is an amenable number.

55904233305 is a deficient number, since it is larger than the sum of its proper divisors (33746301735).

55904233305 is a wasteful number, since it uses less digits than its factorization.

55904233305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8490080.

The product of its (nonzero) digits is 243000, while the sum is 39.

The spelling of 55904233305 in words is "fifty-five billion, nine hundred four million, two hundred thirty-three thousand, three hundred five".

Divisors: 1 3 5 15 439 1317 2195 6585 8489633 25468899 42448165 127344495 3726948887 11180846661 18634744435 55904233305