Search a number
-
+
108001872 = 243211411663
BaseRepresentation
bin1100110111111…
…11101001010000
321112020001201100
412123333221100
5210122024442
614414504400
72451000156
oct633775120
9245201640
10108001872
1155a67450
1230205100
13194b5a44
14104b53d6
15973584c
hex66ffa50

108001872 has 120 divisors (see below), whose sum is σ = 337978368. Its totient is φ = 31910400.

The previous prime is 108001849. The next prime is 108001879. The reversal of 108001872 is 278100801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108001879) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64113 + ... + 65775.

Almost surely, 2108001872 is an apocalyptic number.

108001872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 108001872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168989184).

108001872 is an abundant number, since it is smaller than the sum of its proper divisors (229976496).

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

108001872 is a wasteful number, since it uses less digits than its factorization.

108001872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1729 (or 1720 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 27.

The square root of 108001872 is about 10392.3949116650. The cubic root of 108001872 is about 476.2230670697.

The spelling of 108001872 in words is "one hundred eight million, one thousand, eight hundred seventy-two".

Divisors: 1 2 3 4 6 8 9 11 12 16 18 22 24 33 36 41 44 48 66 72 82 88 99 123 132 144 164 176 198 246 264 328 369 396 451 492 528 656 738 792 902 984 1353 1476 1584 1663 1804 1968 2706 2952 3326 3608 4059 4989 5412 5904 6652 7216 8118 9978 10824 13304 14967 16236 18293 19956 21648 26608 29934 32472 36586 39912 54879 59868 64944 68183 73172 79824 109758 119736 136366 146344 164637 204549 219516 239472 272732 292688 329274 409098 439032 545464 613647 658548 750013 818196 878064 1090928 1227294 1317096 1500026 1636392 2250039 2454588 2634192 3000052 3272784 4500078 4909176 6000104 6750117 9000156 9818352 12000208 13500234 18000312 27000468 36000624 54000936 108001872