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10105956 = 22327217337
BaseRepresentation
bin100110100011…
…010001100100
3201000102202200
4212203101210
510041342311
61000334500
7151620300
oct46432144
921012680
1010105956
115782833
123474430
13212ab73
1414b0d00
15d49556
hex9a3464

10105956 has 108 divisors (see below), whose sum is σ = 31557708. Its totient is φ = 2709504.

The previous prime is 10105937. The next prime is 10105957. The reversal of 10105956 is 65950101.

It can be written as a sum of positive squares in 2 ways, for example, as 5336100 + 4769856 = 2310^2 + 2184^2 .

It is not an unprimeable number, because it can be changed into a prime (10105957) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 29820 + ... + 30156.

It is an arithmetic number, because the mean of its divisors is an integer number (292201).

Almost surely, 210105956 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 10105956, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15778854).

10105956 is an abundant number, since it is smaller than the sum of its proper divisors (21451752).

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

10105956 is a wasteful number, since it uses less digits than its factorization.

10105956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378 (or 366 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 27.

The square root of 10105956 is about 3178.9866309879. The cubic root of 10105956 is about 216.2017148591.

The spelling of 10105956 in words is "ten million, one hundred five thousand, nine hundred fifty-six".

Divisors: 1 2 3 4 6 7 9 12 14 17 18 21 28 34 36 42 49 51 63 68 84 98 102 119 126 147 153 196 204 238 252 294 306 337 357 441 476 588 612 674 714 833 882 1011 1071 1348 1428 1666 1764 2022 2142 2359 2499 3033 3332 4044 4284 4718 4998 5729 6066 7077 7497 9436 9996 11458 12132 14154 14994 16513 17187 21231 22916 28308 29988 33026 34374 40103 42462 49539 51561 66052 68748 80206 84924 99078 103122 120309 148617 160412 198156 206244 240618 280721 297234 360927 481236 561442 594468 721854 842163 1122884 1443708 1684326 2526489 3368652 5052978 10105956