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13302051 = 371673793
BaseRepresentation
bin110010101111…
…100100100011
3221000210222120
4302233210203
511401131201
61153035323
7221031330
oct62574443
927023876
1013302051
117566034
124555b43
1329a9849
141aa3987
15127b536
hexcaf923

13302051 has 16 divisors (see below), whose sum is σ = 20396544. Its totient is φ = 7553664.

The previous prime is 13302049. The next prime is 13302053. The reversal of 13302051 is 15020331.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (13302049) and next prime (13302053).

It is not a de Polignac number, because 13302051 - 21 = 13302049 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13302051.

It is not an unprimeable number, because it can be changed into a prime (13302053) 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 15 ways as a sum of consecutive naturals, for example, 1611 + ... + 5403.

It is an arithmetic number, because the mean of its divisors is an integer number (1274784).

Almost surely, 213302051 is an apocalyptic number.

13302051 is a deficient number, since it is larger than the sum of its proper divisors (7094493).

13302051 is a wasteful number, since it uses less digits than its factorization.

13302051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3970.

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 13302051 is about 3647.1976913790. The cubic root of 13302051 is about 236.9406285434.

Adding to 13302051 its reverse (15020331), we get a palindrome (28322382).

The spelling of 13302051 in words is "thirteen million, three hundred two thousand, fifty-one".

Divisors: 1 3 7 21 167 501 1169 3507 3793 11379 26551 79653 633431 1900293 4434017 13302051