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13417469 = 132813673
BaseRepresentation
bin110011001011…
…101111111101
3221020200022022
4303023233331
511413324334
61155325525
7222021662
oct63135775
927220268
1013417469
11763481a
1245b08a5
132a1a240
141ad3a69
1512a082e
hexccbbfd

13417469 has 8 divisors (see below), whose sum is σ = 14504952. Its totient is φ = 12337920.

The previous prime is 13417457. The next prime is 13417483. The reversal of 13417469 is 96471431.

It can be written as a sum of positive squares in 4 ways, for example, as 7225 + 13410244 = 85^2 + 3662^2 .

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 13417469 - 220 = 12368893 is a prime.

It is a super-2 number, since 2×134174692 = 360056948731922, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13417429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1817 + ... + 5489.

It is an arithmetic number, because the mean of its divisors is an integer number (1813119).

Almost surely, 213417469 is an apocalyptic number.

It is an amenable number.

13417469 is a deficient number, since it is larger than the sum of its proper divisors (1087483).

13417469 is a wasteful number, since it uses less digits than its factorization.

13417469 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3967.

The product of its digits is 18144, while the sum is 35.

The square root of 13417469 is about 3662.9863499609. The cubic root of 13417469 is about 237.6239441702.

The spelling of 13417469 in words is "thirteen million, four hundred seventeen thousand, four hundred sixty-nine".

Divisors: 1 13 281 3653 3673 47749 1032113 13417469