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3004211213 = 13721928549
BaseRepresentation
bin1011001100010000…
…1010000000001101
321202100221202000222
42303010022000031
522123034224323
61214034401125
7134306242163
oct26304120015
97670852028
103004211213
111301887393
126ba1301a5
1338b52a293
14206dc1233
15128b269c8
hexb310a00d

3004211213 has 4 divisors (see below), whose sum is σ = 3026139900. Its totient is φ = 2982282528.

The previous prime is 3004211207. The next prime is 3004211227. The reversal of 3004211213 is 3121124003.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3121124003 = 7143959493.

It can be written as a sum of positive squares in 2 ways, for example, as 1047299044 + 1956912169 = 32362^2 + 44237^2 .

It is a cyclic number.

It is not a de Polignac number, because 3004211213 - 26 = 3004211149 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3004211191 and 3004211200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3004211233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10964138 + ... + 10964411.

It is an arithmetic number, because the mean of its divisors is an integer number (756534975).

Almost surely, 23004211213 is an apocalyptic number.

It is an amenable number.

3004211213 is a deficient number, since it is larger than the sum of its proper divisors (21928687).

3004211213 is a wasteful number, since it uses less digits than its factorization.

3004211213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21928686.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 3004211213 is about 54810.6852082694. The cubic root of 3004211213 is about 1442.9241014664.

Adding to 3004211213 its reverse (3121124003), we get a palindrome (6125335216).

The spelling of 3004211213 in words is "three billion, four million, two hundred eleven thousand, two hundred thirteen".

Divisors: 1 137 21928549 3004211213