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130562841 = 343520947
BaseRepresentation
bin1111100100000…
…11101100011001
3100002200021112210
413302003230121
5231411002331
620542225333
73143523453
oct762035431
9302607483
10130562841
1167776882
1237885249
1321084a26
14134a92d3
15b6e0446
hex7c83b19

130562841 has 4 divisors (see below), whose sum is σ = 174083792. Its totient is φ = 87041892.

The previous prime is 130562827. The next prime is 130562863. The reversal of 130562841 is 148265031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 130562841 - 26 = 130562777 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 130562799 and 130562808.

It is not an unprimeable number, because it can be changed into a prime (130562891) 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, 21760471 + ... + 21760476.

It is an arithmetic number, because the mean of its divisors is an integer number (43520948).

Almost surely, 2130562841 is an apocalyptic number.

It is an amenable number.

130562841 is a deficient number, since it is larger than the sum of its proper divisors (43520951).

130562841 is an equidigital number, since it uses as much as digits as its factorization.

130562841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43520950.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 130562841 is about 11426.4098036085. The cubic root of 130562841 is about 507.3097360827.

It can be divided in two parts, 1305 and 62841, that added together give a palindrome (64146).

The spelling of 130562841 in words is "one hundred thirty million, five hundred sixty-two thousand, eight hundred forty-one".

Divisors: 1 3 43520947 130562841