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3020020202 = 21510010101
BaseRepresentation
bin1011010000000001…
…1101100111101010
321210110200220220002
42310000131213222
522141111121302
61215401303002
7134560514423
oct26400354752
97713626802
103020020202
11130a7a4971
12703494a62
133918a3c04
1420913864a
1512a1eac02
hexb401d9ea

3020020202 has 4 divisors (see below), whose sum is σ = 4530030306. Its totient is φ = 1510010100.

The previous prime is 3020020187. The next prime is 3020020207. The reversal of 3020020202 is 2020200203.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2020200203 = 7288600029.

It can be written as a sum of positive squares in only one way, i.e., 2716598641 + 303421561 = 52121^2 + 17419^2 .

3020020202 is a modest number, since divided by 20202 gives 3020 as remainder.

It is not an unprimeable number, because it can be changed into a prime (3020020207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 755005049 + ... + 755005052.

Almost surely, 23020020202 is an apocalyptic number.

3020020202 is a deficient number, since it is larger than the sum of its proper divisors (1510010104).

3020020202 is a wasteful number, since it uses less digits than its factorization.

3020020202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1510010103.

The product of its (nonzero) digits is 48, while the sum is 11.

The square root of 3020020202 is about 54954.7104623434. The cubic root of 3020020202 is about 1445.4506964479.

Adding to 3020020202 its reverse (2020200203), we get a palindrome (5040220405).

The spelling of 3020020202 in words is "three billion, twenty million, twenty thousand, two hundred two".

Divisors: 1 2 1510010101 3020020202