Search a number
-
+
299049375381 = 399683125127
BaseRepresentation
bin1000101101000001011…
…10110101011010010101
31001120220021011021220220
410112200232311122111
514344423120003011
6345214213544553
730414502515111
oct4264056653225
91046807137826
10299049375381
1110590a637a19
1249b5b045159
132227abbb733
141068cba8741
157ba3ed2506
hex45a0bb5695

299049375381 has 4 divisors (see below), whose sum is σ = 398732500512. Its totient is φ = 199366250252.

The previous prime is 299049375353. The next prime is 299049375407. The reversal of 299049375381 is 183573940992.

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 299049375381 - 27 = 299049375253 is a prime.

It is a super-2 number, since 2×2990493753812 (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (299049375311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49841562561 + ... + 49841562566.

It is an arithmetic number, because the mean of its divisors is an integer number (99683125128).

Almost surely, 2299049375381 is an apocalyptic number.

It is an amenable number.

299049375381 is a deficient number, since it is larger than the sum of its proper divisors (99683125131).

299049375381 is an equidigital number, since it uses as much as digits as its factorization.

299049375381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99683125130.

The product of its (nonzero) digits is 14696640, while the sum is 60.

The spelling of 299049375381 in words is "two hundred ninety-nine billion, forty-nine million, three hundred seventy-five thousand, three hundred eighty-one".

Divisors: 1 3 99683125127 299049375381