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17021299242 = 2313164333679
BaseRepresentation
bin11111101101000110…
…00110101000101010
31121221020120120222110
433312203012220222
5234324423033432
611453001303150
71141542441063
oct176643065052
947836516873
1017021299242
117245097062
123370494ab6
1317b353cccc
14b7686556a
156994d2dcc
hex3f68c6a2a

17021299242 has 32 divisors (see below), whose sum is σ = 34356833280. Its totient is φ = 5621531760.

The previous prime is 17021299231. The next prime is 17021299277. The reversal of 17021299242 is 24299212071.

It is a self number, because there is not a number n which added to its sum of digits gives 17021299242.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 488559 + ... + 522237.

It is an arithmetic number, because the mean of its divisors is an integer number (1073651040).

Almost surely, 217021299242 is an apocalyptic number.

17021299242 is an abundant number, since it is smaller than the sum of its proper divisors (17335534038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

17021299242 is a wasteful number, since it uses less digits than its factorization.

17021299242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34458.

The product of its (nonzero) digits is 36288, while the sum is 39.

The spelling of 17021299242 in words is "seventeen billion, twenty-one million, two hundred ninety-nine thousand, two hundred forty-two".

Divisors: 1 2 3 6 131 262 393 643 786 1286 1929 3858 33679 67358 84233 101037 168466 202074 252699 505398 4411949 8823898 13235847 21655597 26471694 43311194 64966791 129933582 2836883207 5673766414 8510649621 17021299242