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130258663 = 421309403
BaseRepresentation
bin1111100001110…
…01011011100111
3100002002211021221
413300321123213
5231321234123
620531521211
73141115603
oct760713347
9302084257
10130258663
1167589297
1237759207
1320ca9442
141342a503
15b68025d
hex7c396e7

130258663 has 4 divisors (see below), whose sum is σ = 130568488. Its totient is φ = 129948840.

The previous prime is 130258649. The next prime is 130258669. The reversal of 130258663 is 366852031.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-130258663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130258669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154281 + ... + 155122.

It is an arithmetic number, because the mean of its divisors is an integer number (32642122).

Almost surely, 2130258663 is an apocalyptic number.

130258663 is a deficient number, since it is larger than the sum of its proper divisors (309825).

130258663 is an equidigital number, since it uses as much as digits as its factorization.

130258663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309824.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 130258663 is about 11413.0917371236. The cubic root of 130258663 is about 506.9154624613.

The spelling of 130258663 in words is "one hundred thirty million, two hundred fifty-eight thousand, six hundred sixty-three".

Divisors: 1 421 309403 130258663