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130382349 = 343460783
BaseRepresentation
bin1111100010101…
…11101000001101
3100002100002221220
413301113220031
5231334213344
620534313553
73142142316
oct761275015
9302302856
10130382349
1167663209
12377b88b9
1321020826
141345d60d
15b6a6c19
hex7c57a0d

130382349 has 4 divisors (see below), whose sum is σ = 173843136. Its totient is φ = 86921564.

The previous prime is 130382327. The next prime is 130382381. The reversal of 130382349 is 943283031.

It is a happy number.

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 a cyclic number.

It is not a de Polignac number, because 130382349 - 27 = 130382221 is a prime.

It is a super-3 number, since 3×1303823493 (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130382449) 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, 21730389 + ... + 21730394.

It is an arithmetic number, because the mean of its divisors is an integer number (43460784).

Almost surely, 2130382349 is an apocalyptic number.

It is an amenable number.

130382349 is a deficient number, since it is larger than the sum of its proper divisors (43460787).

130382349 is an equidigital number, since it uses as much as digits as its factorization.

130382349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43460786.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 130382349 is about 11418.5090532871. The cubic root of 130382349 is about 507.0758574528.

The spelling of 130382349 in words is "one hundred thirty million, three hundred eighty-two thousand, three hundred forty-nine".

Divisors: 1 3 43460783 130382349