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10302341213 = 10973938881
BaseRepresentation
bin10011001100001000…
…10100000001011101
3222120222200011022002
421212010110001131
5132044344404323
64422142532045
7513205312133
oct114604240135
928528604262
1010302341213
11440744848a
121bb6297025
13c82527ab8
146da385753
154046d0828
hex26611405d

10302341213 has 4 divisors (see below), whose sum is σ = 10303291068. Its totient is φ = 10301391360.

The previous prime is 10302341209. The next prime is 10302341221. The reversal of 10302341213 is 31214320301.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5612556889 + 4689784324 = 74917^2 + 68482^2 .

It is a cyclic number.

It is not a de Polignac number, because 10302341213 - 22 = 10302341209 is a prime.

It is a super-2 number, since 2×103023412132 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10302341113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 458468 + ... + 480413.

It is an arithmetic number, because the mean of its divisors is an integer number (2575822767).

Almost surely, 210302341213 is an apocalyptic number.

It is an amenable number.

10302341213 is a deficient number, since it is larger than the sum of its proper divisors (949855).

10302341213 is an equidigital number, since it uses as much as digits as its factorization.

10302341213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 949854.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 10302341213 its reverse (31214320301), we get a palindrome (41516661514).

The spelling of 10302341213 in words is "ten billion, three hundred two million, three hundred forty-one thousand, two hundred thirteen".

Divisors: 1 10973 938881 10302341213