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100304315 = 520060863
BaseRepresentation
bin1011111101010…
…00010110111011
320222201222122122
411332220112323
5201134214230
613541511455
72325400256
oct576502673
9228658578
10100304315
115168a131
122971258b
1317a1c187
14d47009d
158c14be5
hex5fa85bb

100304315 has 4 divisors (see below), whose sum is σ = 120365184. Its totient is φ = 80243448.

The previous prime is 100304297. The next prime is 100304341. The reversal of 100304315 is 513403001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100304315 - 212 = 100300219 is a prime.

It is a super-3 number, since 3×1003043153 (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100304293 and 100304302.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10030427 + ... + 10030436.

It is an arithmetic number, because the mean of its divisors is an integer number (30091296).

Almost surely, 2100304315 is an apocalyptic number.

100304315 is a deficient number, since it is larger than the sum of its proper divisors (20060869).

100304315 is an equidigital number, since it uses as much as digits as its factorization.

100304315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20060868.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 100304315 is about 10015.2041916278. The cubic root of 100304315 is about 464.6292415952.

Adding to 100304315 its reverse (513403001), we get a palindrome (613707316).

The spelling of 100304315 in words is "one hundred million, three hundred four thousand, three hundred fifteen".

Divisors: 1 5 20060863 100304315