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130630255 = 573732293
BaseRepresentation
bin1111100100101…
…00001001101111
3100002210201000121
413302110021233
5231420132010
620543505411
73144224140
oct762241157
9302721017
10130630255
1167812498
12378b8267
13210a9612
14134c5ac7
15b7053da
hex7c9426f

130630255 has 8 divisors (see below), whose sum is σ = 179150112. Its totient is φ = 89575008.

The previous prime is 130630243. The next prime is 130630267. The reversal of 130630255 is 552036031.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (130630243) and next prime (130630267).

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

It is a cyclic number.

It is not a de Polignac number, because 130630255 - 211 = 130628207 is a prime.

It is a super-3 number, since 3×1306302553 (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1866112 + ... + 1866181.

It is an arithmetic number, because the mean of its divisors is an integer number (22393764).

Almost surely, 2130630255 is an apocalyptic number.

130630255 is a deficient number, since it is larger than the sum of its proper divisors (48519857).

130630255 is an equidigital number, since it uses as much as digits as its factorization.

130630255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3732305.

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 130630255 is about 11429.3593433753. The cubic root of 130630255 is about 507.3970347705.

Adding to 130630255 its reverse (552036031), we get a palindrome (682666286).

The spelling of 130630255 in words is "one hundred thirty million, six hundred thirty thousand, two hundred fifty-five".

Divisors: 1 5 7 35 3732293 18661465 26126051 130630255