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13302029 = 138911497
BaseRepresentation
bin110010101111…
…100100001101
3221000210221202
4302233210031
511401131104
61153035245
7221031266
oct62574415
927023852
1013302029
117566014
124555b25
1329a9830
141aa396d
15127b51e
hexcaf90d

13302029 has 8 divisors (see below), whose sum is σ = 14487480. Its totient is φ = 12139776.

The previous prime is 13302019. The next prime is 13302049. The reversal of 13302029 is 92020331.

It can be written as a sum of positive squares in 4 ways, for example, as 88804 + 13213225 = 298^2 + 3635^2 .

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 13302029 - 28 = 13301773 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13302029.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13302019) 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, 4592 + ... + 6905.

It is an arithmetic number, because the mean of its divisors is an integer number (1810935).

Almost surely, 213302029 is an apocalyptic number.

It is an amenable number.

13302029 is a deficient number, since it is larger than the sum of its proper divisors (1185451).

13302029 is a wasteful number, since it uses less digits than its factorization.

13302029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11599.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 13302029 is about 3647.1946753635. The cubic root of 13302029 is about 236.9404979195.

The spelling of 13302029 in words is "thirteen million, three hundred two thousand, twenty-nine".

Divisors: 1 13 89 1157 11497 149461 1023233 13302029