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55030630046 = 2721683181283
BaseRepresentation
bin110011010000000101…
…001100011010011110
312021001011211122201012
4303100011030122132
51400200320130141
641140345215222
73655465431440
oct632005143236
9167034748635
1055030630046
112137a3a0947
12a7b9791512
1352600642b2
1429408c6490
15167134bceb
hexcd014c69e

55030630046 has 16 divisors (see below), whose sum is σ = 94343094144. Its totient is φ = 23583337944.

The previous prime is 55030630013. The next prime is 55030630073. The reversal of 55030630046 is 64003603055.

It is a junction number, because it is equal to n+sod(n) for n = 55030629994 and 55030630021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 212921 + ... + 394203.

It is an arithmetic number, because the mean of its divisors is an integer number (5896443384).

Almost surely, 255030630046 is an apocalyptic number.

55030630046 is a deficient number, since it is larger than the sum of its proper divisors (39312464098).

55030630046 is a wasteful number, since it uses less digits than its factorization.

55030630046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202975.

The product of its (nonzero) digits is 32400, while the sum is 32.

The spelling of 55030630046 in words is "fifty-five billion, thirty million, six hundred thirty thousand, forty-six".

Divisors: 1 2 7 14 21683 43366 151781 181283 303562 362566 1268981 2537962 3930759289 7861518578 27515315023 55030630046