Base | Representation |
---|---|
bin | 111101010100110… |
… | …0010111010100111 |
3 | 12022101221120012120 |
4 | 1322221202322213 |
5 | 13203233230041 |
6 | 540103521023 |
7 | 101664154140 |
oct | 17251427247 |
9 | 5271846176 |
10 | 2057711271 |
11 | 966584a30 |
12 | 495159173 |
13 | 26a402645 |
14 | 1573dcac7 |
15 | c09b2366 |
hex | 7aa62ea7 |
2057711271 has 16 divisors (see below), whose sum is σ = 3420611328. Its totient is φ = 1068940800.
The previous prime is 2057711251. The next prime is 2057711281. The reversal of 2057711271 is 1721177502.
It is not a de Polignac number, because 2057711271 - 215 = 2057678503 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 (2057711221) 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, 4453690 + ... + 4454151.
It is an arithmetic number, because the mean of its divisors is an integer number (213788208).
Almost surely, 22057711271 is an apocalyptic number.
2057711271 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
2057711271 is a deficient number, since it is larger than the sum of its proper divisors (1362900057).
2057711271 is a wasteful number, since it uses less digits than its factorization.
2057711271 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8907862.
The product of its (nonzero) digits is 6860, while the sum is 33.
The square root of 2057711271 is about 45362.0025020942. The cubic root of 2057711271 is about 1271.9249274599.
Adding to 2057711271 its reverse (1721177502), we get a palindrome (3778888773).
The spelling of 2057711271 in words is "two billion, fifty-seven million, seven hundred eleven thousand, two hundred seventy-one".
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