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3160630031 = 131923556351
BaseRepresentation
bin1011110001100011…
…0110001100001111
322011021021122022112
42330120312030033
522433110130111
61241343134235
7141215624546
oct27430661417
98137248275
103160630031
111382103139
127425a437b
133b4a659b0
1421da9b15d
15137722e8b
hexbc63630f

3160630031 has 16 divisors (see below), whose sum is σ = 3738685440. Its totient is φ = 2643775200.

The previous prime is 3160630013. The next prime is 3160630051. The reversal of 3160630031 is 1300360613.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-3160630031 is a prime.

It is a super-2 number, since 2×31606300312 = 19979164385718121922, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3160629979 and 3160630006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3160630051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 272495 + ... + 283856.

It is an arithmetic number, because the mean of its divisors is an integer number (233667840).

Almost surely, 23160630031 is an apocalyptic number.

3160630031 is a deficient number, since it is larger than the sum of its proper divisors (578055409).

3160630031 is a wasteful number, since it uses less digits than its factorization.

3160630031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556406.

The product of its (nonzero) digits is 972, while the sum is 23.

The square root of 3160630031 is about 56219.4808851878. The cubic root of 3160630031 is about 1467.5443027642.

Adding to 3160630031 its reverse (1300360613), we get a palindrome (4460990644).

The spelling of 3160630031 in words is "three billion, one hundred sixty million, six hundred thirty thousand, thirty-one".

Divisors: 1 13 19 23 247 299 437 5681 556351 7232563 10570669 12796073 137418697 166348949 243125387 3160630031