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130258350018 = 2342934779903
BaseRepresentation
bin111100101010000000…
…0001010111111000010
3110110012221001210020000
41321110000022333002
54113232114200033
6135501224300430
712260631464256
oct1712400127702
9413187053200
10130258350018
1150273496345
12212b3311716
13c38b57ba74
14643991a266
1535c5896a13
hex1e5400afc2

130258350018 has 80 divisors (see below), whose sum is σ = 302813786880. Its totient is φ = 41800891104.

The previous prime is 130258350017. The next prime is 130258350031. The reversal of 130258350018 is 810053852031.

130258350018 is a `hidden beast` number, since 13 + 0 + 2 + 583 + 50 + 0 + 18 = 666.

It is not an unprimeable number, because it can be changed into a prime (130258350017) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1590255 + ... + 1670157.

It is an arithmetic number, because the mean of its divisors is an integer number (3785172336).

Almost surely, 2130258350018 is an apocalyptic number.

130258350018 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 130258350018, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (151406893440).

130258350018 is an abundant number, since it is smaller than the sum of its proper divisors (172555436862).

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

130258350018 is a wasteful number, since it uses less digits than its factorization.

130258350018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80293 (or 80284 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 36.

The spelling of 130258350018 in words is "one hundred thirty billion, two hundred fifty-eight million, three hundred fifty thousand, eighteen".

Divisors: 1 2 3 6 9 18 27 29 54 58 81 87 162 174 261 347 522 694 783 1041 1566 2082 2349 3123 4698 6246 9369 10063 18738 20126 28107 30189 56214 60378 79903 90567 159806 181134 239709 271701 479418 543402 719127 815103 1438254 1630206 2157381 2317187 4314762 4634374 6472143 6951561 12944286 13903122 20854683 27726341 41709366 55452682 62564049 83179023 125128098 166358046 187692147 249537069 375384294 499074138 748611207 804063889 1497222414 1608127778 2245833621 2412191667 4491667242 4824383334 7236575001 14473150002 21709725003 43419450006 65129175009 130258350018