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3130110331 = 19292317189
BaseRepresentation
bin1011101010010001…
…1011000101111011
322002010212002011021
42322210123011323
522402302012311
61234333043311
7140365333045
oct27244330573
98063762137
103130110331
111366958247
12734326537
133ab63b2ba
142199d4a95
15134be5171
hexba91b17b

3130110331 has 48 divisors (see below), whose sum is σ = 3612211200. Its totient is φ = 2701036800.

The previous prime is 3130110323. The next prime is 3130110367. The reversal of 3130110331 is 1330110313.

It is not a de Polignac number, because 3130110331 - 23 = 3130110323 is a prime.

It is a super-2 number, since 2×31301103312 = 19595181368465859122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3130110131) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 35169735 + ... + 35169823.

It is an arithmetic number, because the mean of its divisors is an integer number (75254400).

Almost surely, 23130110331 is an apocalyptic number.

3130110331 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

3130110331 is a deficient number, since it is larger than the sum of its proper divisors (482100869).

3130110331 is a wasteful number, since it uses less digits than its factorization.

3130110331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268 (or 239 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 16.

The square root of 3130110331 is about 55947.3889560541. The cubic root of 3130110331 is about 1462.8053790045.

Adding to 3130110331 its reverse (1330110313), we get a palindrome (4460220644).

The spelling of 3130110331 in words is "three billion, one hundred thirty million, one hundred ten thousand, three hundred thirty-one".

Divisors: 1 19 29 31 71 89 551 589 841 899 1349 1691 2059 2201 2581 2759 6319 15979 17081 26071 39121 41819 49039 52421 59711 63829 74849 80011 120061 183251 195889 495349 1134509 1212751 1422131 1520209 1851041 2320319 3481769 3721891 5314279 5680781 35169779 44086061 100971301 107934839 164742649 3130110331