Search a number
-
+
130465843 = 473378237
BaseRepresentation
bin1111100011011…
…00000000110011
3100002111100111021
413301230000303
5231344401333
620540200311
73142640614
oct761540063
9302440437
10130465843
116770aa12
1237839097
132104c831
1413481c0b
15b6c182d
hex7c6c033

130465843 has 8 divisors (see below), whose sum is σ = 133653312. Its totient is φ = 127295616.

The previous prime is 130465801. The next prime is 130465847. The reversal of 130465843 is 348564031.

It is a happy number.

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 130465843 - 29 = 130465331 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 130465799 and 130465808.

It is not an unprimeable number, because it can be changed into a prime (130465847) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 11721 + ... + 19957.

It is an arithmetic number, because the mean of its divisors is an integer number (16706664).

Almost surely, 2130465843 is an apocalyptic number.

130465843 is a deficient number, since it is larger than the sum of its proper divisors (3187469).

130465843 is an equidigital number, since it uses as much as digits as its factorization.

130465843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8621.

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 130465843 is about 11422.1645496815. The cubic root of 130465843 is about 507.1840744464.

The spelling of 130465843 in words is "one hundred thirty million, four hundred sixty-five thousand, eight hundred forty-three".

Divisors: 1 47 337 8237 15839 387139 2775869 130465843