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17230053652 = 2272717611627
BaseRepresentation
bin10000000010111111…
…011100000100010100
31122110210101102012021
4100002333130010110
5240241343204102
611525415502524
71146656016400
oct200277340424
948423342167
1017230053652
117341a09369
12340a387a44
131817870c26
14b96486100
156ac9bb137
hex402fdc114

17230053652 has 72 divisors (see below), whose sum is σ = 35638118208. Its totient is φ = 7266268800.

The previous prime is 17230053647. The next prime is 17230053679. The reversal of 17230053652 is 25635003271.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10589263 + ... + 10590889.

It is an arithmetic number, because the mean of its divisors is an integer number (494973864).

Almost surely, 217230053652 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 17230053652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17819059104).

17230053652 is an abundant number, since it is smaller than the sum of its proper divisors (18408064556).

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

17230053652 is a wasteful number, since it uses less digits than its factorization.

17230053652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2477 (or 2468 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 34.

The spelling of 17230053652 in words is "seventeen billion, two hundred thirty million, fifty-three thousand, six hundred fifty-two".

Divisors: 1 2 4 7 14 28 49 71 98 142 196 284 497 761 994 1522 1627 1988 3044 3254 3479 5327 6508 6958 10654 11389 13916 21308 22778 37289 45556 54031 74578 79723 108062 115517 149156 159446 216124 231034 318892 378217 462068 756434 808619 1238147 1512868 1617238 2476294 2647519 3234476 4952588 5295038 5660333 8667029 10590076 11320666 17334058 22641332 34668116 60669203 87908437 121338406 175816874 242676812 351633748 615359059 1230718118 2461436236 4307513413 8615026826 17230053652