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130500026 = 2358318211
BaseRepresentation
bin1111100011101…
…00010110111010
3100002120002101022
413301310112322
5231402000101
620541022442
73143142356
oct761642672
9302502338
10130500026
1167733668
1237854a22
1321062267
1413490466
15b6cba1b
hex7c745ba

130500026 has 8 divisors (see below), whose sum is σ = 195815424. Its totient is φ = 65228220.

The previous prime is 130500023. The next prime is 130500031. The reversal of 130500026 is 620005031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 130499977 and 130500013.

It is not an unprimeable number, because it can be changed into a prime (130500023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1940 + ... + 16271.

It is an arithmetic number, because the mean of its divisors is an integer number (24476928).

Almost surely, 2130500026 is an apocalyptic number.

130500026 is a deficient number, since it is larger than the sum of its proper divisors (65315398).

130500026 is a wasteful number, since it uses less digits than its factorization.

130500026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21796.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 130500026 is about 11423.6607967849. The cubic root of 130500026 is about 507.2283658841.

Adding to 130500026 its reverse (620005031), we get a palindrome (750505057).

The spelling of 130500026 in words is "one hundred thirty million, five hundred thousand, twenty-six".

Divisors: 1 2 3583 7166 18211 36422 65250013 130500026