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130950 = 2335297
BaseRepresentation
bin11111111110000110
320122122000
4133332012
513142300
62450130
71053531
oct377606
9218560
10130950
118a426
1263946
13477b1
1435a18
1528c00
hex1ff86

130950 has 48 divisors (see below), whose sum is σ = 364560. Its totient is φ = 34560.

The previous prime is 130927. The next prime is 130957. The reversal of 130950 is 59031.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130957) by changing a digit.

130950 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1302 + ... + 1398.

It is an arithmetic number, because the mean of its divisors is an integer number (7595).

2130950 is an apocalyptic number.

130950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 130950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182280).

130950 is an abundant number, since it is smaller than the sum of its proper divisors (233610).

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

130950 is a wasteful number, since it uses less digits than its factorization.

130950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118 (or 107 counting only the distinct ones).

The product of its (nonzero) digits is 135, while the sum is 18.

The square root of 130950 is about 361.8701424544. The cubic root of 130950 is about 50.7810684412.

Adding to 130950 its reverse (59031), we get a palindrome (189981).

The spelling of 130950 in words is "one hundred thirty thousand, nine hundred fifty".

Divisors: 1 2 3 5 6 9 10 15 18 25 27 30 45 50 54 75 90 97 135 150 194 225 270 291 450 485 582 675 873 970 1350 1455 1746 2425 2619 2910 4365 4850 5238 7275 8730 13095 14550 21825 26190 43650 65475 130950