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130969567 = 235694329
BaseRepresentation
bin1111100111001…
…10111111011111
3100010102221110201
413303212333133
5232012011232
620555044331
73150136321
oct763467737
9303387421
10130969567
1167a24413
1237a406a7
1321197bb1
1413573611
15b770be7
hex7ce6fdf

130969567 has 4 divisors (see below), whose sum is σ = 136663920. Its totient is φ = 125275216.

The previous prime is 130969561. The next prime is 130969591. The reversal of 130969567 is 765969031.

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

It is a cyclic number.

It is not a de Polignac number, because 130969567 - 211 = 130967519 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 (130969561) 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, 2847142 + ... + 2847187.

It is an arithmetic number, because the mean of its divisors is an integer number (34165980).

Almost surely, 2130969567 is an apocalyptic number.

130969567 is a deficient number, since it is larger than the sum of its proper divisors (5694353).

130969567 is an equidigital number, since it uses as much as digits as its factorization.

130969567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5694352.

The product of its (nonzero) digits is 306180, while the sum is 46.

The square root of 130969567 is about 11444.1935932594. The cubic root of 130969567 is about 507.8359760924.

It can be divided in two parts, 1309 and 69567, that added together give a triangular number (70876 = T376).

The spelling of 130969567 in words is "one hundred thirty million, nine hundred sixty-nine thousand, five hundred sixty-seven".

Divisors: 1 23 5694329 130969567