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55010051105061 = 3133134506434923
BaseRepresentation
bin11001000001000000001101…
…00011100010000100100101
321012202220120001012102122110
430200200012203202010211
524202241041040330221
6312555134003551233
714405226230234463
oct1440400643420445
9235686501172573
1055010051105061
11165896a4815648
12620539698b519
13249056bc58a90
14d82701c17833
15655e0e986776
hex3208068e2125

55010051105061 has 16 divisors (see below), whose sum is σ = 79241151703616. Its totient is φ = 33744184695936.

The previous prime is 55010051105021. The next prime is 55010051105069. The reversal of 55010051105061 is 16050115001055.

It is not a de Polignac number, because 55010051105061 - 221 = 55010049007909 is a prime.

It is a super-2 number, since 2×550100511050612 (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55010051105069) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2253205255 + ... + 2253229668.

It is an arithmetic number, because the mean of its divisors is an integer number (4952571981476).

Almost surely, 255010051105061 is an apocalyptic number.

It is an amenable number.

55010051105061 is a deficient number, since it is larger than the sum of its proper divisors (24231100598555).

55010051105061 is a wasteful number, since it uses less digits than its factorization.

55010051105061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4506435252.

The product of its (nonzero) digits is 3750, while the sum is 30.

It can be divided in two parts, 5501005 and 1105061, that added together give a palindrome (6606066).

The spelling of 55010051105061 in words is "fifty-five trillion, ten billion, fifty-one million, one hundred five thousand, sixty-one".

Divisors: 1 3 13 39 313 939 4069 12207 4506434923 13519304769 58583653999 175750961997 1410514130899 4231542392697 18336683701687 55010051105061