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11305001 = 43283929
BaseRepresentation
bin101011001000…
…000000101001
3210021100112202
4223020000221
510343230001
61042145545
7165043121
oct53100051
923240482
1011305001
116421684
1239522b5
13245a866
141703c81
15ed496b
hexac8029

11305001 has 8 divisors (see below), whose sum is σ = 11621280. Its totient is φ = 10991232.

The previous prime is 11304989. The next prime is 11305003. The reversal of 11305001 is 10050311.

11305001 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-11305001 is a prime.

It is a super-2 number, since 2×113050012 = 255606095220002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11305003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11705 + ... + 12633.

It is an arithmetic number, because the mean of its divisors is an integer number (1452660).

Almost surely, 211305001 is an apocalyptic number.

It is an amenable number.

11305001 is a deficient number, since it is larger than the sum of its proper divisors (316279).

11305001 is an equidigital number, since it uses as much as digits as its factorization.

11305001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1255.

The product of its (nonzero) digits is 15, while the sum is 11.

The square root of 11305001 is about 3362.2910343990. The cubic root of 11305001 is about 224.4348019926.

Adding to 11305001 its reverse (10050311), we get a palindrome (21355312).

The spelling of 11305001 in words is "eleven million, three hundred five thousand, one".

Divisors: 1 43 283 929 12169 39947 262907 11305001