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13035005 = 517153353
BaseRepresentation
bin110001101110…
…010111111101
3220112020122222
4301232113331
511314110010
61143215125
7215536634
oct61562775
926466588
1013035005
1173a3435
1244474a5
132915129
141a3451b
151227355
hexc6e5fd

13035005 has 8 divisors (see below), whose sum is σ = 16562232. Its totient is φ = 9814528.

The previous prime is 13034993. The next prime is 13035013. The reversal of 13035005 is 50053031.

It can be written as a sum of positive squares in 4 ways, for example, as 5750404 + 7284601 = 2398^2 + 2699^2 .

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 13035005 - 26 = 13034941 is a prime.

It is a super-2 number, since 2×130350052 = 339822710700050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76592 + ... + 76761.

It is an arithmetic number, because the mean of its divisors is an integer number (2070279).

Almost surely, 213035005 is an apocalyptic number.

It is an amenable number.

13035005 is a deficient number, since it is larger than the sum of its proper divisors (3527227).

13035005 is a wasteful number, since it uses less digits than its factorization.

13035005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153375.

The product of its (nonzero) digits is 225, while the sum is 17.

The square root of 13035005 is about 3610.4023321508. The cubic root of 13035005 is about 235.3443269873.

Adding to 13035005 its reverse (50053031), we get a palindrome (63088036).

The spelling of 13035005 in words is "thirteen million, thirty-five thousand, five".

Divisors: 1 5 17 85 153353 766765 2607001 13035005