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11750001 = 33916667
BaseRepresentation
bin101100110100…
…101001110001
3211002221222020
4230310221301
511002000001
61055502053
7201605364
oct54645161
924087866
1011750001
1166a5a4a
123b27929
132585283
1417bc0db
151071736
hexb34a71

11750001 has 4 divisors (see below), whose sum is σ = 15666672. Its totient is φ = 7833332.

The previous prime is 11749993. The next prime is 11750021. The reversal of 11750001 is 10005711.

11750001 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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 11750001 - 23 = 11749993 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11750021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1958331 + ... + 1958336.

It is an arithmetic number, because the mean of its divisors is an integer number (3916668).

Almost surely, 211750001 is an apocalyptic number.

It is an amenable number.

11750001 is a deficient number, since it is larger than the sum of its proper divisors (3916671).

11750001 is an equidigital number, since it uses as much as digits as its factorization.

11750001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3916670.

The product of its (nonzero) digits is 35, while the sum is 15.

The square root of 11750001 is about 3427.8274460655. The cubic root of 11750001 is about 227.3418036382.

Adding to 11750001 its reverse (10005711), we get a palindrome (21755712).

The spelling of 11750001 in words is "eleven million, seven hundred fifty thousand, one".

Divisors: 1 3 3916667 11750001