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57324853551 = 3723337352181
BaseRepresentation
bin110101011000110100…
…111101100100101111
312110222001211021201010
4311120310331210233
51414400130303201
642200142320303
74066364133630
oct653064754457
9173861737633
1057324853551
1122347426a29
12b139b89093
1355374660b4
142abb48d887
15175797bbd6
hexd58d3d92f

57324853551 has 32 divisors (see below), whose sum is σ = 91420812288. Its totient is φ = 31239774720.

The previous prime is 57324853549. The next prime is 57324853559. The reversal of 57324853551 is 15535842375.

It is not a de Polignac number, because 57324853551 - 21 = 57324853549 is a prime.

It is a super-2 number, since 2×573248535512 (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 57324853551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57324853559) 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, 13320 + ... + 338861.

It is an arithmetic number, because the mean of its divisors is an integer number (2856900384).

Almost surely, 257324853551 is an apocalyptic number.

57324853551 is a deficient number, since it is larger than the sum of its proper divisors (34095958737).

57324853551 is a wasteful number, since it uses less digits than its factorization.

57324853551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352551.

The product of its digits is 2520000, while the sum is 48.

The spelling of 57324853551 in words is "fifty-seven billion, three hundred twenty-four million, eight hundred fifty-three thousand, five hundred fifty-one".

Divisors: 1 3 7 21 23 69 161 337 483 1011 2359 7077 7751 23253 54257 162771 352181 1056543 2465267 7395801 8100163 24300489 56701141 118684997 170103423 356054991 830794979 2492384937 2729754931 8189264793 19108284517 57324853551