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130547563 = 235675981
BaseRepresentation
bin1111100011111…
…11111101101011
3100002122111120221
413301333331223
5231410010223
620542030511
73143431066
oct761777553
9302574527
10130547563
1167766353
1237878437
132107aaa3
14134a38dd
15b6dab5d
hex7c7ff6b

130547563 has 4 divisors (see below), whose sum is σ = 136223568. Its totient is φ = 124871560.

The previous prime is 130547513. The next prime is 130547569. The reversal of 130547563 is 365745031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 365745031 = 1093355459.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-130547563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130547569) 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, 2837968 + ... + 2838013.

It is an arithmetic number, because the mean of its divisors is an integer number (34055892).

Almost surely, 2130547563 is an apocalyptic number.

130547563 is a deficient number, since it is larger than the sum of its proper divisors (5676005).

130547563 is an equidigital number, since it uses as much as digits as its factorization.

130547563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5676004.

The product of its (nonzero) digits is 37800, while the sum is 34.

The square root of 130547563 is about 11425.7412451009. The cubic root of 130547563 is about 507.2899474496.

The spelling of 130547563 in words is "one hundred thirty million, five hundred forty-seven thousand, five hundred sixty-three".

Divisors: 1 23 5675981 130547563