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55055030034 = 23231753227581
BaseRepresentation
bin110011010001100010…
…010001011100010010
312021002212202022012110
4303101202101130102
51400223041430114
641143020210150
73656213014434
oct632142213422
9167085668173
1055055030034
1121392146a24
12a805999956
135265128364
142943c38654
15167356b759
hexcd1891712

55055030034 has 32 divisors (see below), whose sum is σ = 114963502464. Its totient is φ = 17543687040.

The previous prime is 55055029943. The next prime is 55055030053. The reversal of 55055030034 is 43003055055.

It is a junction number, because it is equal to n+sod(n) for n = 55055029983 and 55055030010.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128124 + ... + 355704.

It is an arithmetic number, because the mean of its divisors is an integer number (3592609452).

Almost surely, 255055030034 is an apocalyptic number.

55055030034 is an abundant number, since it is smaller than the sum of its proper divisors (59908472430).

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

55055030034 is a wasteful number, since it uses less digits than its factorization.

55055030034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229362.

The product of its (nonzero) digits is 22500, while the sum is 30.

Adding to 55055030034 its reverse (43003055055), we get a palindrome (98058085089).

The spelling of 55055030034 in words is "fifty-five billion, fifty-five million, thirty thousand, thirty-four".

Divisors: 1 2 3 6 23 46 69 138 1753 3506 5259 10518 40319 80638 120957 227581 241914 455162 682743 1365486 5234363 10468726 15703089 31406178 398949493 797898986 1196848479 2393696958 9175838339 18351676678 27527515017 55055030034