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57270372701 = 1759317213301
BaseRepresentation
bin110101010101100101…
…001000100101011101
312110211021022101000212
4311111211020211131
51414242203411301
642150514502205
74065133064423
oct652545104535
9173737271025
1057270372701
11223196a5733
12b123894965
13552909c2c9
142ab414b113
151752cb94bb
hexd5594895d

57270372701 has 16 divisors (see below), whose sum is σ = 60795182448. Its totient is φ = 53763072000.

The previous prime is 57270372659. The next prime is 57270372713. The reversal of 57270372701 is 10727307275.

It is a happy number.

57270372701 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 1703625625 + 55566747076 = 41275^2 + 235726^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-57270372701 is a prime.

It is a super-2 number, since 2×572703727012 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57270372721) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17347751 + ... + 17351051.

It is an arithmetic number, because the mean of its divisors is an integer number (3799698903).

Almost surely, 257270372701 is an apocalyptic number.

It is an amenable number.

57270372701 is a deficient number, since it is larger than the sum of its proper divisors (3524809747).

57270372701 is a wasteful number, since it uses less digits than its factorization.

57270372701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5632.

The product of its (nonzero) digits is 144060, while the sum is 41.

Adding to 57270372701 its reverse (10727307275), we get a palindrome (67997679976).

The spelling of 57270372701 in words is "fifty-seven billion, two hundred seventy million, three hundred seventy-two thousand, seven hundred one".

Divisors: 1 17 593 1721 3301 10081 29257 56117 1020553 1957493 5681021 17349401 33277381 96577357 3368845453 57270372701