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13415303 = 116119993
BaseRepresentation
bin110011001011…
…001110000111
3221020120100002
4303023032013
511413242203
61155311515
7222012446
oct63131607
927216302
1013415303
117633130
1245ab59b
132a19265
141ad2d5d
15129ed88
hexccb387

13415303 has 8 divisors (see below), whose sum is σ = 14875536. Its totient is φ = 11995200.

The previous prime is 13415291. The next prime is 13415327. The reversal of 13415303 is 30351431.

It is a happy number.

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 13415303 - 24 = 13415287 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 (13415333) 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 7 ways as a sum of consecutive naturals, for example, 9326 + ... + 10667.

It is an arithmetic number, because the mean of its divisors is an integer number (1859442).

Almost surely, 213415303 is an apocalyptic number.

13415303 is a deficient number, since it is larger than the sum of its proper divisors (1460233).

13415303 is a wasteful number, since it uses less digits than its factorization.

13415303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20065.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 13415303 is about 3662.6906776303. The cubic root of 13415303 is about 237.6111568316.

Adding to 13415303 its reverse (30351431), we get a palindrome (43766734).

The spelling of 13415303 in words is "thirteen million, four hundred fifteen thousand, three hundred three".

Divisors: 1 11 61 671 19993 219923 1219573 13415303