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3130312003 = 71334399033
BaseRepresentation
bin1011101010010100…
…1100010101000011
322002011020022210121
42322211030111003
522402324441003
61234341241111
7140400133030
oct27245142503
98064208717
103130312003
111366a85815
12734403197
133ab6ac030
14219a48387
15134c34cbd
hexba94c543

3130312003 has 8 divisors (see below), whose sum is σ = 3852691808. Its totient is φ = 2476730304.

The previous prime is 3130311991. The next prime is 3130312007. The reversal of 3130312003 is 3002130313.

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 3130312003 - 29 = 3130311491 is a prime.

It is a super-2 number, since 2×31303120032 = 19597706472251744018, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3130312007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17199426 + ... + 17199607.

It is an arithmetic number, because the mean of its divisors is an integer number (481586476).

Almost surely, 23130312003 is an apocalyptic number.

3130312003 is a deficient number, since it is larger than the sum of its proper divisors (722379805).

3130312003 is a wasteful number, since it uses less digits than its factorization.

3130312003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34399053.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 3130312003 is about 55949.1912631452. The cubic root of 3130312003 is about 1462.8367943563.

Adding to 3130312003 its reverse (3002130313), we get a palindrome (6132442316).

The spelling of 3130312003 in words is "three billion, one hundred thirty million, three hundred twelve thousand, three".

Divisors: 1 7 13 91 34399033 240793231 447187429 3130312003