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13030603031 = 29479560237
BaseRepresentation
bin11000010001010111…
…10011100100010111
31020122010101012221002
430020223303210113
5203141313244111
65553003013515
7640624204205
oct141053634427
936563335832
1013030603031
115587487a16
122637b0a29b
1312c88282c4
148b8854075
15513e9963b
hex308af3917

13030603031 has 8 divisors (see below), whose sum is σ = 13766742720. Its totient is φ = 12313583968.

The previous prime is 13030602979. The next prime is 13030603039.

13030603031 is nontrivially palindromic in base 10.

13030603031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 13030603031 - 26 = 13030602967 is a prime.

It is a super-2 number, since 2×130306030312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13030602994 and 13030603012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13030603039) 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 7 ways as a sum of consecutive naturals, for example, 4778756 + ... + 4781481.

It is an arithmetic number, because the mean of its divisors is an integer number (1720842840).

Almost surely, 213030603031 is an apocalyptic number.

13030603031 is a deficient number, since it is larger than the sum of its proper divisors (736139689).

13030603031 is an equidigital number, since it uses as much as digits as its factorization.

13030603031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9560313.

The product of its (nonzero) digits is 486, while the sum is 20.

The spelling of 13030603031 in words is "thirteen billion, thirty million, six hundred three thousand, thirty-one".

Divisors: 1 29 47 1363 9560237 277246873 449331139 13030603031