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10303011213 = 3112227312487
BaseRepresentation
bin10011001100001101…
…10111100110001101
3222121000221012100220
421212012313212031
5132100032324323
64422205141553
7513214102365
oct114606674615
928530835326
1010303011213
114407865900
121bb655a8b9
13c82700a51
146da4bb9a5
154047b40e3
hex2661b798d

10303011213 has 24 divisors (see below), whose sum is σ = 15107582784. Its totient is φ = 6241002240.

The previous prime is 10303011151. The next prime is 10303011223. The reversal of 10303011213 is 31211030301.

It is not a de Polignac number, because 10303011213 - 28 = 10303010957 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10303011192 and 10303011201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10303011223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 818856 + ... + 831342.

It is an arithmetic number, because the mean of its divisors is an integer number (629482616).

Almost surely, 210303011213 is an apocalyptic number.

It is an amenable number.

10303011213 is a deficient number, since it is larger than the sum of its proper divisors (4804571571).

10303011213 is a wasteful number, since it uses less digits than its factorization.

10303011213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14785 (or 14774 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 10303011213 its reverse (31211030301), we get a palindrome (41514041514).

The spelling of 10303011213 in words is "ten billion, three hundred three million, eleven thousand, two hundred thirteen".

Divisors: 1 3 11 33 121 363 2273 6819 12487 25003 37461 75009 137357 275033 412071 825099 1510927 4532781 28382951 85148853 312212461 936637383 3434337071 10303011213