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23282206605 = 32571719228829
BaseRepresentation
bin10101101011101110…
…100100011110001101
32020002120120122021100
4111223232210132031
5340140221102410
614410134253313
71452645330240
oct255356443615
966076518240
1023282206605
119968220469
1246191b7239
13227069a018
1411ac18d257
15913ea68c0
hex56bba478d

23282206605 has 96 divisors (see below), whose sum is σ = 51404371200. Its totient is φ = 9489954816.

The previous prime is 23282206543. The next prime is 23282206609. The reversal of 23282206605 is 50660228232.

23282206605 is a `hidden beast` number, since 2 + 3 + 28 + 2 + 20 + 6 + 605 = 666.

It is not a de Polignac number, because 23282206605 - 28 = 23282206349 is a prime.

It is a super-2 number, since 2×232822066052 (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23282206605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23282206609) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 12670 + ... + 216159.

It is an arithmetic number, because the mean of its divisors is an integer number (535462200).

Almost surely, 223282206605 is an apocalyptic number.

It is an amenable number.

23282206605 is an abundant number, since it is smaller than the sum of its proper divisors (28122164595).

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

23282206605 is a wasteful number, since it uses less digits than its factorization.

23282206605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228883 (or 228880 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The spelling of 23282206605 in words is "twenty-three billion, two hundred eighty-two million, two hundred six thousand, six hundred five".

Divisors: 1 3 5 7 9 15 17 19 21 35 45 51 57 63 85 95 105 119 133 153 171 255 285 315 323 357 399 595 665 765 855 969 1071 1197 1615 1785 1995 2261 2907 4845 5355 5985 6783 11305 14535 20349 33915 101745 228829 686487 1144145 1601803 2059461 3432435 3890093 4347751 4805409 8009015 10297305 11670279 13043253 14416227 19450465 21738755 24027045 27230651 30434257 35010837 39129759 58351395 65216265 72081135 73911767 81691953 91302771 136153255 152171285 175054185 195648795 221735301 245075859 273908313 369558835 408459765 456513855 517382369 665205903 1108676505 1225379295 1369541565 1552147107 2586911845 3326029515 4656441321 7760735535 23282206605