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2055137271 = 311191326057
BaseRepresentation
bin111101001111110…
…1110011111110111
312022020002210100020
41322133232133313
513202103343041
6535532420223
7101633243565
oct17237563767
95266083306
102055137271
11965087060
12494317673
13269a10b75
14156d2ca35
15c0654866
hex7a7ee7f7

2055137271 has 16 divisors (see below), whose sum is σ = 3004950528. Its totient is φ = 1239012800.

The previous prime is 2055137269. The next prime is 2055137317. The reversal of 2055137271 is 1727315502.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2055137271 - 21 = 2055137269 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2055137221) 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, 156726 + ... + 169331.

It is an arithmetic number, because the mean of its divisors is an integer number (187809408).

Almost surely, 22055137271 is an apocalyptic number.

2055137271 is a deficient number, since it is larger than the sum of its proper divisors (949813257).

2055137271 is a wasteful number, since it uses less digits than its factorization.

2055137271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326262.

The product of its (nonzero) digits is 14700, while the sum is 33.

The square root of 2055137271 is about 45333.6218606014. The cubic root of 2055137271 is about 1271.3943540205.

The spelling of 2055137271 in words is "two billion, fifty-five million, one hundred thirty-seven thousand, two hundred seventy-one".

Divisors: 1 3 11 33 191 573 2101 6303 326057 978171 3586627 10759881 62276887 186830661 685045757 2055137271