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3313121131 = 131124920249
BaseRepresentation
bin1100010101111010…
…0011011101101011
322112220012222210001
43011132203131223
523241124334011
61304431403431
7145050031165
oct30536433553
98486188701
103313121131
111450196a41
12785683577
1340a527708
14236033935
15145ce57c1
hexc57a376b

3313121131 has 8 divisors (see below), whose sum is σ = 3341250000. Its totient is φ = 3285035520.

The previous prime is 3313121129. The next prime is 3313121137. The reversal of 3313121131 is 1311213133.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3313121131 - 21 = 3313121129 is a prime.

It is a super-2 number, since 2×33131211312 = 21953543257357438322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3313121099 and 3313121108.

It is not an unprimeable number, because it can be changed into a prime (3313121137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153495 + ... + 173743.

It is an arithmetic number, because the mean of its divisors is an integer number (417656250).

Almost surely, 23313121131 is an apocalyptic number.

3313121131 is a deficient number, since it is larger than the sum of its proper divisors (28128869).

3313121131 is a wasteful number, since it uses less digits than its factorization.

3313121131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21629.

The product of its digits is 162, while the sum is 19.

The square root of 3313121131 is about 57559.7179544862. The cubic root of 3313121131 is about 1490.7761568874.

Adding to 3313121131 its reverse (1311213133), we get a palindrome (4624334264).

The spelling of 3313121131 in words is "three billion, three hundred thirteen million, one hundred twenty-one thousand, one hundred thirty-one".

Divisors: 1 131 1249 20249 163619 2652619 25291001 3313121131