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130300054 = 265150027
BaseRepresentation
bin1111100010000…
…11100010010110
3100002011221001221
413301003202112
5231324100204
620532440554
73141350353
oct761034226
9302157057
10130300054
11676073a5
123777915a
1320cc2231
141343b62a
15b68c654
hex7c43896

130300054 has 4 divisors (see below), whose sum is σ = 195450084. Its totient is φ = 65150026.

The previous prime is 130300031. The next prime is 130300061. The reversal of 130300054 is 450003031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 450003031 = 557380747.

It is a congruent number.

It is an unprimeable number.

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, 32575012 + ... + 32575015.

It is an arithmetic number, because the mean of its divisors is an integer number (48862521).

Almost surely, 2130300054 is an apocalyptic number.

130300054 is a deficient number, since it is larger than the sum of its proper divisors (65150030).

130300054 is an equidigital number, since it uses as much as digits as its factorization.

130300054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65150029.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 130300054 is about 11414.9049054296. The cubic root of 130300054 is about 506.9691492704.

Adding to 130300054 its reverse (450003031), we get a palindrome (580303085).

The spelling of 130300054 in words is "one hundred thirty million, three hundred thousand, fifty-four".

Divisors: 1 2 65150027 130300054