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3003124813 = 13151992
BaseRepresentation
bin1011001100000000…
…0000110001001101
321202021220112202221
42303000000301031
522122244443223
61213555215341
7134264065633
oct26300006115
97667815687
103003124813
111301205137
126b98a7551
1338b239940
14206bbb353
151289aeb5d
hexb3000c4d

3003124813 has 6 divisors (see below), whose sum is σ = 3234347214. Its totient is φ = 2771932824.

The previous prime is 3003124811. The next prime is 3003124847. The reversal of 3003124813 is 3184213003.

It can be written as a sum of positive squares in only one way, i.e., 2079086409 + 924038404 = 45597^2 + 30398^2 .

It is not a de Polignac number, because 3003124813 - 21 = 3003124811 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3003124811) 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 5 ways as a sum of consecutive naturals, for example, 189988 + ... + 205186.

It is an arithmetic number, because the mean of its divisors is an integer number (539057869).

Almost surely, 23003124813 is an apocalyptic number.

It is an amenable number.

3003124813 is a deficient number, since it is larger than the sum of its proper divisors (231222401).

3003124813 is an frugal number, since it uses more digits than its factorization.

3003124813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30411 (or 15212 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 3003124813 is about 54800.7738357772. The cubic root of 3003124813 is about 1442.7501476805.

Adding to 3003124813 its reverse (3184213003), we get a palindrome (6187337816).

The spelling of 3003124813 in words is "three billion, three million, one hundred twenty-four thousand, eight hundred thirteen".

Divisors: 1 13 15199 197587 231009601 3003124813