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130207068 = 22333138891
BaseRepresentation
bin1111100001011…
…00110101011100
3100002000012112000
413300230311130
5231313111233
620530442300
73140512305
oct760546534
9302005460
10130207068
1167553552
1237733390
1320c8bb04
14134157ac
15b66ed13
hex7c2cd5c

130207068 has 48 divisors (see below), whose sum is σ = 348472320. Its totient is φ = 42001200.

The previous prime is 130207067. The next prime is 130207073. The reversal of 130207068 is 860702031.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130207067) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16098 + ... + 22793.

It is an arithmetic number, because the mean of its divisors is an integer number (7259840).

Almost surely, 2130207068 is an apocalyptic number.

130207068 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

130207068 is an abundant number, since it is smaller than the sum of its proper divisors (218265252).

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

130207068 is a wasteful number, since it uses less digits than its factorization.

130207068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38935 (or 38927 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 130207068 is about 11410.8311704275. The cubic root of 130207068 is about 506.8485244764.

Adding to 130207068 its reverse (860702031), we get a palindrome (990909099).

The spelling of 130207068 in words is "one hundred thirty million, two hundred seven thousand, sixty-eight".

Divisors: 1 2 3 4 6 9 12 18 27 31 36 54 62 93 108 124 186 279 372 558 837 1116 1674 3348 38891 77782 116673 155564 233346 350019 466692 700038 1050057 1205621 1400076 2100114 2411242 3616863 4200228 4822484 7233726 10850589 14467452 21701178 32551767 43402356 65103534 130207068