Base | Representation |
---|---|
bin | 1011100011100101… |
… | …0001000110100001 |
3 | 22000011222221110200 |
4 | 2320321101012201 |
5 | 22323104120001 |
6 | 1231451015413 |
7 | 136604510043 |
oct | 27071210641 |
9 | 8004887420 |
10 | 3102020001 |
11 | 13520115a3 |
12 | 726a3a569 |
13 | 3a58845c2 |
14 | 215da1a93 |
15 | 1324e7086 |
hex | b8e511a1 |
3102020001 has 6 divisors (see below), whose sum is σ = 4480695570. Its totient is φ = 2068013328.
The previous prime is 3102019927. The next prime is 3102020011. The reversal of 3102020001 is 1000202013.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 2840357025 + 261662976 = 53295^2 + 16176^2 .
It is not a de Polignac number, because 3102020001 - 217 = 3101888929 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 344668889 = 3102020001 / (3 + 1 + 0 + 2 + 0 + 2 + 0 + 0 + 0 + 1).
It is not an unprimeable number, because it can be changed into a prime (3102020011) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 172334436 + ... + 172334453.
It is an arithmetic number, because the mean of its divisors is an integer number (746782595).
Almost surely, 23102020001 is an apocalyptic number.
It is an amenable number.
3102020001 is a deficient number, since it is larger than the sum of its proper divisors (1378675569).
3102020001 is a wasteful number, since it uses less digits than its factorization.
3102020001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 344668895 (or 344668892 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 9.
The square root of 3102020001 is about 55695.7808186581. The cubic root of 3102020001 is about 1458.4163727525.
Adding to 3102020001 its reverse (1000202013), we get a palindrome (4102222014).
The spelling of 3102020001 in words is "three billion, one hundred two million, twenty thousand, one".
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