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55510605311 = 759159134047
BaseRepresentation
bin110011101100101100…
…001001110111111111
312022021121222220222212
4303230230021313333
51402141203332221
641300132531035
74003414234310
oct635454116777
9168247886885
1055510605311
11215a6320417
12a912480a7b
135308627925
142988548607
15169d55bb5b
hexcecb09dff

55510605311 has 8 divisors (see below), whose sum is σ = 63442237440. Its totient is φ = 47579359608.

The previous prime is 55510605301. The next prime is 55510605329. The reversal of 55510605311 is 11350601555.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55510605311 - 214 = 55510588927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55510605301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 347090 + ... + 481136.

It is an arithmetic number, because the mean of its divisors is an integer number (7930279680).

Almost surely, 255510605311 is an apocalyptic number.

55510605311 is a deficient number, since it is larger than the sum of its proper divisors (7931632129).

55510605311 is a wasteful number, since it uses less digits than its factorization.

55510605311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193213.

The product of its (nonzero) digits is 11250, while the sum is 32.

The spelling of 55510605311 in words is "fifty-five billion, five hundred ten million, six hundred five thousand, three hundred eleven".

Divisors: 1 7 59159 134047 414113 938329 7930086473 55510605311