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303104001 = 31312573001
BaseRepresentation
bin10010000100010…
…000000000000001
3210010100021112010
4102010100000001
51110043312001
650024323133
710340225064
oct2204200001
9703307463
10303104001
11146104582
12856134a9
134aa468a5
142c3808db
151b9238d6
hex12110001

303104001 has 16 divisors (see below), whose sum is σ = 408944448. Its totient is φ = 199680000.

The previous prime is 303103973. The next prime is 303104023. The reversal of 303104001 is 100401303.

It is not a de Polignac number, because 303104001 - 215 = 303071233 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (303104071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99501 + ... + 102501.

It is an arithmetic number, because the mean of its divisors is an integer number (25559028).

It is a Proth number, since it is equal to 4625 ⋅ 216 + 1 and 4625 < 216.

Almost surely, 2303104001 is an apocalyptic number.

It is an amenable number.

303104001 is a deficient number, since it is larger than the sum of its proper divisors (105840447).

303104001 is a wasteful number, since it uses less digits than its factorization.

303104001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3392.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 303104001 is about 17409.8822799007. The cubic root of 303104001 is about 671.7338333481.

Adding to 303104001 its reverse (100401303), we get a palindrome (403505304).

The spelling of 303104001 in words is "three hundred three million, one hundred four thousand, one".

Divisors: 1 3 131 257 393 771 3001 9003 33667 101001 393131 771257 1179393 2313771 101034667 303104001