Search a number
-
+
130478035 = 519272287
BaseRepresentation
bin1111100011011…
…10111111010011
3100002111222012211
413301232333103
5231400244120
620540332551
73143021302
oct761567723
9302458184
10130478035
1167719096
1237844157
132105524c
1413486439
15b6c525a
hex7c6efd3

130478035 has 12 divisors (see below), whose sum is σ = 165250368. Its totient is φ = 98887248.

The previous prime is 130478027. The next prime is 130478041. The reversal of 130478035 is 530874031.

It is not a de Polignac number, because 130478035 - 23 = 130478027 is a prime.

It is a super-2 number, since 2×1304780352 = 34049035234922450, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 130477988 and 130478006.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34339 + ... + 37948.

It is an arithmetic number, because the mean of its divisors is an integer number (13770864).

Almost surely, 2130478035 is an apocalyptic number.

130478035 is a deficient number, since it is larger than the sum of its proper divisors (34772333).

130478035 is an equidigital number, since it uses as much as digits as its factorization.

130478035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72330 (or 72311 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 130478035 is about 11422.6982364063. The cubic root of 130478035 is about 507.1998726954.

The spelling of 130478035 in words is "one hundred thirty million, four hundred seventy-eight thousand, thirty-five".

Divisors: 1 5 19 95 361 1805 72287 361435 1373453 6867265 26095607 130478035