Search a number
-
+
130233200 = 245229103109
BaseRepresentation
bin1111100001100…
…11001101110000
3100002001112100212
413300303031300
5231314430300
620531203252
73140651426
oct760631560
9302045325
10130233200
1167571149
1237746528
1320c9a986
1413421116
15b677935
hex7c33370

130233200 has 120 divisors (see below), whose sum is σ = 329815200. Its totient is φ = 49351680.

The previous prime is 130233167. The next prime is 130233203. The reversal of 130233200 is 2332031.

It is a super-3 number, since 3×1302332003 (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130233203) 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, 1194746 + ... + 1194854.

It is an arithmetic number, because the mean of its divisors is an integer number (2748460).

Almost surely, 2130233200 is an apocalyptic number.

130233200 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 130233200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164907600).

130233200 is an abundant number, since it is smaller than the sum of its proper divisors (199582000).

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

130233200 is a wasteful number, since it uses less digits than its factorization.

130233200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259 (or 248 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 130233200 is about 11411.9761654150. The cubic root of 130233200 is about 506.8824296498.

Adding to 130233200 its reverse (2332031), we get a palindrome (132565231).

The spelling of 130233200 in words is "one hundred thirty million, two hundred thirty-three thousand, two hundred".

Divisors: 1 2 4 5 8 10 16 20 25 29 40 50 58 80 100 103 109 116 145 200 206 218 232 290 400 412 436 464 515 545 580 725 824 872 1030 1090 1160 1450 1648 1744 2060 2180 2320 2575 2725 2900 2987 3161 4120 4360 5150 5450 5800 5974 6322 8240 8720 10300 10900 11227 11600 11948 12644 14935 15805 20600 21800 22454 23896 25288 29870 31610 41200 43600 44908 47792 50576 56135 59740 63220 74675 79025 89816 112270 119480 126440 149350 158050 179632 224540 238960 252880 280675 298700 316100 325583 449080 561350 597400 632200 651166 898160 1122700 1194800 1264400 1302332 1627915 2245400 2604664 3255830 4490800 5209328 6511660 8139575 13023320 16279150 26046640 32558300 65116600 130233200