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557271205031553 = 31311417992888121
BaseRepresentation
bin111111010110101011101000…
…0001110000010111010000001
32201002010121101102210221211220
41332231113100032002322001
51041020312411442002203
65253114505105425253
7225244341650525355
oct17655272016027201
92632117342727756
10557271205031553
11151622433234511
1252602a8703b229
131abc45aba124cc
149b880daa33465
154465d824c3653
hex1fad5d0382e81

557271205031553 has 8 divisors (see below), whose sum is σ = 748700244928416. Its totient is φ = 368678150911200.

The previous prime is 557271205031549. The next prime is 557271205031599. The reversal of 557271205031553 is 355130502172755.

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

It is not a de Polignac number, because 557271205031553 - 22 = 557271205031549 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 557271205031496 and 557271205031505.

It is not an unprimeable number, because it can be changed into a prime (557271205033553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 708996443668 + ... + 708996444453.

It is an arithmetic number, because the mean of its divisors is an integer number (93587530616052).

Almost surely, 2557271205031553 is an apocalyptic number.

It is an amenable number.

557271205031553 is a deficient number, since it is larger than the sum of its proper divisors (191429039896863).

557271205031553 is a wasteful number, since it uses less digits than its factorization.

557271205031553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1417992888255.

The product of its (nonzero) digits is 5512500, while the sum is 51.

The spelling of 557271205031553 in words is "five hundred fifty-seven trillion, two hundred seventy-one billion, two hundred five million, thirty-one thousand, five hundred fifty-three".

Divisors: 1 3 131 393 1417992888121 4253978664363 185757068343851 557271205031553