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557380083755 = 51123637969073
BaseRepresentation
bin10000001110001100111…
…00010010000000101011
31222021200202221222112202
420013012130102000223
533113003300140010
61104020141330415
755161253353305
oct10070634220053
91867622858482
10557380083755
111a5424587720
1290035566a0b
1340739b80a61
141cd97b6c975
15e77336e6a5
hex81c671202b

557380083755 has 32 divisors (see below), whose sum is σ = 761515983360. Its totient is φ = 387676270080.

The previous prime is 557380083751. The next prime is 557380083761.

557380083755 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 557380083755 - 22 = 557380083751 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 557380083755.

It is not an unprimeable number, because it can be changed into a prime (557380083751) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8034899 + ... + 8103971.

It is an arithmetic number, because the mean of its divisors is an integer number (23797374480).

Almost surely, 2557380083755 is an apocalyptic number.

557380083755 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

557380083755 is a deficient number, since it is larger than the sum of its proper divisors (204135899605).

557380083755 is a wasteful number, since it uses less digits than its factorization.

557380083755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75491.

The product of its (nonzero) digits is 17640000, while the sum is 56.

The spelling of 557380083755 in words is "five hundred fifty-seven billion, three hundred eighty million, eighty-three thousand, seven hundred fifty-five".

Divisors: 1 5 11 23 55 115 253 1265 6379 31895 69073 70169 146717 345365 350845 733585 759803 1588679 1613887 3799015 7943395 8069435 17475469 87377345 440616667 2203083335 4846783337 10134183341 24233916685 50670916705 111476016751 557380083755