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1303102213 = 71947208463
BaseRepresentation
bin100110110101011…
…1100001100000101
310100211000110011221
41031222330030011
510132043232323
6333150000341
744202120550
oct11552741405
93324013157
101303102213
11609626a86
123044a60b1
13179c82cca
14c50cb697
157960455d
hex4dabc305

1303102213 has 16 divisors (see below), whose sum is σ = 1601003520. Its totient is φ = 1035639216.

The previous prime is 1303102193. The next prime is 1303102231. The reversal of 1303102213 is 3122013031.

It is a cyclic number.

It is not a de Polignac number, because 1303102213 - 25 = 1303102181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303102243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97981 + ... + 110482.

It is an arithmetic number, because the mean of its divisors is an integer number (100062720).

Almost surely, 21303102213 is an apocalyptic number.

It is an amenable number.

1303102213 is a deficient number, since it is larger than the sum of its proper divisors (297901307).

1303102213 is a wasteful number, since it uses less digits than its factorization.

1303102213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208536.

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

The square root of 1303102213 is about 36098.5070743930. The cubic root of 1303102213 is about 1092.2603301405.

Adding to 1303102213 its reverse (3122013031), we get a palindrome (4425115244).

The spelling of 1303102213 in words is "one billion, three hundred three million, one hundred two thousand, two hundred thirteen".

Divisors: 1 7 19 47 133 329 893 6251 208463 1459241 3960797 9797761 27725579 68584327 186157459 1303102213