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3020004131 = 10129901031
BaseRepresentation
bin1011010000000001…
…1001101100100011
321210110200002211212
42310000121230203
522141110113011
61215401100335
7134560416524
oct26400315443
97713602755
103020004131
11130a793891
127034876ab
133918997c1
1420913284b
1512a1e608b
hexb4019b23

3020004131 has 4 divisors (see below), whose sum is σ = 3049905264. Its totient is φ = 2990103000.

The previous prime is 3020004109. The next prime is 3020004137. The reversal of 3020004131 is 1314000203.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-3020004131 is a prime.

It is a super-2 number, since 2×30200041312 = 18240849902514130322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3020004137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14950415 + ... + 14950616.

It is an arithmetic number, because the mean of its divisors is an integer number (762476316).

Almost surely, 23020004131 is an apocalyptic number.

3020004131 is a deficient number, since it is larger than the sum of its proper divisors (29901133).

3020004131 is a wasteful number, since it uses less digits than its factorization.

3020004131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29901132.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 3020004131 is about 54954.5642417443. The cubic root of 3020004131 is about 1445.4481324607.

Adding to 3020004131 its reverse (1314000203), we get a palindrome (4334004334).

The spelling of 3020004131 in words is "three billion, twenty million, four thousand, one hundred thirty-one".

Divisors: 1 101 29901031 3020004131