Search a number
-
+
68101104 = 24359139173
BaseRepresentation
bin1000000111100…
…10001111110000
311202010220011010
410003302033300
5114413213404
610431350520
71454564331
oct403621760
9152126133
1068101104
1135494405
121a982440
1311155416
14908a288
155ea3189
hex40f23f0

68101104 has 80 divisors (see below), whose sum is σ = 181238400. Its totient is φ = 22027008.

The previous prime is 68101049. The next prime is 68101139. The reversal of 68101104 is 40110186.

It is a congruent number.

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, 393562 + ... + 393734.

It is an arithmetic number, because the mean of its divisors is an integer number (2265480).

Almost surely, 268101104 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 68101104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90619200).

68101104 is an abundant number, since it is smaller than the sum of its proper divisors (113137296).

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

68101104 is a wasteful number, since it uses less digits than its factorization.

68101104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382 (or 376 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 21.

The square root of 68101104 is about 8252.3393047063. The cubic root of 68101104 is about 408.3677000461.

The spelling of 68101104 in words is "sixty-eight million, one hundred one thousand, one hundred four".

Divisors: 1 2 3 4 6 8 12 16 24 48 59 118 139 173 177 236 278 346 354 417 472 519 556 692 708 834 944 1038 1112 1384 1416 1668 2076 2224 2768 2832 3336 4152 6672 8201 8304 10207 16402 20414 24047 24603 30621 32804 40828 48094 49206 61242 65608 72141 81656 96188 98412 122484 131216 144282 163312 192376 196824 244968 288564 384752 393648 489936 577128 1154256 1418773 2837546 4256319 5675092 8512638 11350184 17025276 22700368 34050552 68101104