Search a number
-
+
107112180 = 223571811409
BaseRepresentation
bin1100110001001…
…10011011110100
321110112212021210
412120212123310
5204410042210
614343441420
72440303260
oct630463364
9243485253
10107112180
1155509a6a
122ba56270
1319263ab6
14103230a0
15960be20
hex66266f4

107112180 has 96 divisors (see below), whose sum is σ = 344897280. Its totient is φ = 24330240.

The previous prime is 107112179. The next prime is 107112191. The reversal of 107112180 is 81211701.

It is a super-2 number, since 2×1071121802 = 22946038208704800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 75316 + ... + 76724.

It is an arithmetic number, because the mean of its divisors is an integer number (3592680).

Almost surely, 2107112180 is an apocalyptic number.

107112180 is a gapful number since it is divisible by the number (10) 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 107112180, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172448640).

107112180 is an abundant number, since it is smaller than the sum of its proper divisors (237785100).

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

107112180 is a wasteful number, since it uses less digits than its factorization.

107112180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1609 (or 1607 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 21.

The square root of 107112180 is about 10349.5014372674. The cubic root of 107112180 is about 474.9117915614.

Adding to 107112180 its reverse (81211701), we get a palindrome (188323881).

The spelling of 107112180 in words is "one hundred seven million, one hundred twelve thousand, one hundred eighty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 181 210 362 420 543 724 905 1086 1267 1409 1810 2172 2534 2715 2818 3620 3801 4227 5068 5430 5636 6335 7045 7602 8454 9863 10860 12670 14090 15204 16908 19005 19726 21135 25340 28180 29589 38010 39452 42270 49315 59178 76020 84540 98630 118356 147945 197260 255029 295890 510058 591780 765087 1020116 1275145 1530174 1785203 2550290 3060348 3570406 3825435 5100580 5355609 7140812 7650870 8926015 10711218 15301740 17852030 21422436 26778045 35704060 53556090 107112180