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130210500 = 22353712401
BaseRepresentation
bin1111100001011…
…01101011000100
3100002000101020010
413300231223010
5231313214000
620530510220
73140525310
oct760555304
9302011203
10130210500
1167556092
1237735370
1320c90544
1413416b40
15b670d50
hex7c2dac4

130210500 has 96 divisors (see below), whose sum is σ = 433375488. Its totient is φ = 29760000.

The previous prime is 130210469. The next prime is 130210501. The reversal of 130210500 is 5012031.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (130210501) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4300 + ... + 16700.

It is an arithmetic number, because the mean of its divisors is an integer number (4514328).

Almost surely, 2130210500 is an apocalyptic number.

130210500 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 130210500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (216687744).

130210500 is an abundant number, since it is smaller than the sum of its proper divisors (303164988).

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

130210500 is a wasteful number, since it uses less digits than its factorization.

130210500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12430 (or 12418 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 12.

The square root of 130210500 is about 11410.9815528727. The cubic root of 130210500 is about 506.8529776111.

Adding to 130210500 its reverse (5012031), we get a palindrome (135222531).

The spelling of 130210500 in words is "one hundred thirty million, two hundred ten thousand, five hundred".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 25 28 30 35 42 50 60 70 75 84 100 105 125 140 150 175 210 250 300 350 375 420 500 525 700 750 875 1050 1500 1750 2100 2625 3500 5250 10500 12401 24802 37203 49604 62005 74406 86807 124010 148812 173614 186015 248020 260421 310025 347228 372030 434035 520842 620050 744060 868070 930075 1041684 1240100 1302105 1550125 1736140 1860150 2170175 2604210 3100250 3720300 4340350 4650375 5208420 6200500 6510525 8680700 9300750 10850875 13021050 18601500 21701750 26042100 32552625 43403500 65105250 130210500