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130025086 = 265012543
BaseRepresentation
bin1111100000000…
…00011001111110
3100001122221212221
413300000121332
5231241300321
620522515554
73136123612
oct760003176
9301587787
10130025086
1167439854
1237665bba
1320c27029
14133a9342
15b635e41
hex7c0067e

130025086 has 4 divisors (see below), whose sum is σ = 195037632. Its totient is φ = 65012542.

The previous prime is 130025083. The next prime is 130025087. The reversal of 130025086 is 680520031.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 130025086.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130025083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32506270 + ... + 32506273.

It is an arithmetic number, because the mean of its divisors is an integer number (48759408).

Almost surely, 2130025086 is an apocalyptic number.

130025086 is a deficient number, since it is larger than the sum of its proper divisors (65012546).

130025086 is an equidigital number, since it uses as much as digits as its factorization.

130025086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65012545.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 130025086 is about 11402.8542917990. The cubic root of 130025086 is about 506.6122845795.

The spelling of 130025086 in words is "one hundred thirty million, twenty-five thousand, eighty-six".

Divisors: 1 2 65012543 130025086