Base | Representation |
---|---|
bin | 1011100101100001… |
… | …01000100110111001 |
3 | 121001111121221202011 |
4 | 11302300220212321 |
5 | 100214400203121 |
6 | 2505123005521 |
7 | 310100561200 |
oct | 56260504671 |
9 | 17044557664 |
10 | 6220319161 |
11 | 2702231941 |
12 | 12572098a1 |
13 | 781918834 |
14 | 4301a0237 |
15 | 2661577e1 |
hex | 172c289b9 |
6220319161 has 27 divisors (see below), whose sum is σ = 7649661231. Its totient is φ = 5042568384.
The previous prime is 6220319153. The next prime is 6220319179. The reversal of 6220319161 is 1619130226.
The square root of 6220319161 is 78869.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 3824804025 + 2395515136 = 61845^2 + 48944^2 .
It is not a de Polignac number, because 6220319161 - 23 = 6220319153 is a prime.
It is not an unprimeable number, because it can be changed into a prime (6220319101) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 10489281 + ... + 10489873.
Almost surely, 26220319161 is an apocalyptic number.
6220319161 is the 78869-th square number.
6220319161 is the 39435-th centered octagonal number.
It is an amenable number.
6220319161 is a deficient number, since it is larger than the sum of its proper divisors (1429342070).
6220319161 is an frugal number, since it uses more digits than its factorization.
6220319161 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1238 (or 619 counting only the distinct ones).
The product of its (nonzero) digits is 3888, while the sum is 31.
The cubic root of 6220319161 is about 1839.0952507904.
Adding to 6220319161 its reverse (1619130226), we get a palindrome (7839449387).
The spelling of 6220319161 in words is "six billion, two hundred twenty million, three hundred nineteen thousand, one hundred sixty-one".
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