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10303004131 = 71471857733
BaseRepresentation
bin10011001100001101…
…10101110111100011
3222121000220211122121
421212012311313203
5132100032113011
64422205045111
7513214042630
oct114606656743
928530824577
1010303004131
114407860552
121bb6556797
13c826ca764
146da4b9187
154047b1e71
hex2661b5de3

10303004131 has 4 divisors (see below), whose sum is σ = 11774861872. Its totient is φ = 8831146392.

The previous prime is 10303004119. The next prime is 10303004137. The reversal of 10303004131 is 13140030301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13140030301 = 54181242521.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10303004131 is a prime.

It is a super-2 number, since 2×103030041312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10303004137) 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 3 ways as a sum of consecutive naturals, for example, 735928860 + ... + 735928873.

It is an arithmetic number, because the mean of its divisors is an integer number (2943715468).

Almost surely, 210303004131 is an apocalyptic number.

10303004131 is a deficient number, since it is larger than the sum of its proper divisors (1471857741).

10303004131 is an equidigital number, since it uses as much as digits as its factorization.

10303004131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1471857740.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 10303004131 its reverse (13140030301), we get a palindrome (23443034432).

The spelling of 10303004131 in words is "ten billion, three hundred three million, four thousand, one hundred thirty-one".

Divisors: 1 7 1471857733 10303004131