Search a number
-
+
17029019 = 721720443
BaseRepresentation
bin100000011110…
…1011110011011
31012001011102102
41000331132123
513324412034
61404554015
7264513200
oct100753633
935034372
1017029019
119681177
12585290b
1336b3057
142393ca7
15176597e
hex103d79b

17029019 has 12 divisors (see below), whose sum is σ = 20975544. Its totient is φ = 13737024.

The previous prime is 17029009. The next prime is 17029021. The reversal of 17029019 is 91092071.

It is a de Polignac number, because none of the positive numbers 2k-17029019 is a prime.

It is a super-3 number, since 3×170290193 (a number of 23 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 17028982 and 17029000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17029009) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9389 + ... + 11054.

It is an arithmetic number, because the mean of its divisors is an integer number (1747962).

Almost surely, 217029019 is an apocalyptic number.

17029019 is a deficient number, since it is larger than the sum of its proper divisors (3946525).

17029019 is a wasteful number, since it uses less digits than its factorization.

17029019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20474 (or 20467 counting only the distinct ones).

The product of its (nonzero) digits is 1134, while the sum is 29.

The square root of 17029019 is about 4126.6231957861. The cubic root of 17029019 is about 257.2743818191.

The spelling of 17029019 in words is "seventeen million, twenty-nine thousand, nineteen".

Divisors: 1 7 17 49 119 833 20443 143101 347531 1001707 2432717 17029019