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100431341 = 132775683
BaseRepresentation
bin1011111110001…
…11010111101101
320222222102220022
411333013113231
5201202300331
613544331525
72326436513
oct577072755
9228872808
10100431341
115176660a
1229773ba5
1317a64c3a
14d4a44b3
158c3c67b
hex5fc75ed

100431341 has 4 divisors (see below), whose sum is σ = 100508352. Its totient is φ = 100354332.

The previous prime is 100431337. The next prime is 100431361. The reversal of 100431341 is 143134001.

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 100431341 - 22 = 100431337 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 (100431301) 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, 36515 + ... + 39168.

It is an arithmetic number, because the mean of its divisors is an integer number (25127088).

Almost surely, 2100431341 is an apocalyptic number.

It is an amenable number.

100431341 is a deficient number, since it is larger than the sum of its proper divisors (77011).

100431341 is an equidigital number, since it uses as much as digits as its factorization.

100431341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77010.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 100431341 is about 10021.5438431411. The cubic root of 100431341 is about 464.8252952981.

Adding to 100431341 its reverse (143134001), we get a palindrome (243565342).

The spelling of 100431341 in words is "one hundred million, four hundred thirty-one thousand, three hundred forty-one".

Divisors: 1 1327 75683 100431341