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130405112300 = 22521304051123
BaseRepresentation
bin111100101110011000…
…0000001100111101100
3110110121011020002020002
41321130300001213230
54114032202043200
6135523550043432
712264363110531
oct1713460014754
9413534202202
10130405112300
1150339316a91
12213344a9578
13c3b2ab6058
146451200d88
1535d36d6bd5
hex1e5cc019ec

130405112300 has 18 divisors (see below), whose sum is σ = 282979093908. Its totient is φ = 52162044880.

The previous prime is 130405112287. The next prime is 130405112311. The reversal of 130405112300 is 3211504031.

It is a super-2 number, since 2×1304051123002 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 652025462 + ... + 652025661.

Almost surely, 2130405112300 is an apocalyptic number.

130405112300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130405112300 is an abundant number, since it is smaller than the sum of its proper divisors (152573981608).

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

130405112300 is a wasteful number, since it uses less digits than its factorization.

130405112300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1304051137 (or 1304051130 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

Adding to 130405112300 its reverse (3211504031), we get a palindrome (133616616331).

The spelling of 130405112300 in words is "one hundred thirty billion, four hundred five million, one hundred twelve thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 1304051123 2608102246 5216204492 6520255615 13040511230 26081022460 32601278075 65202556150 130405112300