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9937201 = 37268573
BaseRepresentation
bin100101111010…
…000100110001
3200200212021111
4211322010301
510020442301
6552553321
7150315301
oct45720461
920625244
109937201
115677a6a
1233b2841
13209c101
141469601
15d14551
hex97a131

9937201 has 4 divisors (see below), whose sum is σ = 10205812. Its totient is φ = 9668592.

The previous prime is 9937199. The next prime is 9937229. The reversal of 9937201 is 1027399.

9937201 is digitally balanced in base 3, because in such base 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 an emirpimes, since its reverse is a distinct semiprime: 1027399 = 4323893.

It can be written as a sum of positive squares in 2 ways, for example, as 5527201 + 4410000 = 2351^2 + 2100^2 .

It is a cyclic number.

It is not a de Polignac number, because 9937201 - 21 = 9937199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9937241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134250 + ... + 134323.

It is an arithmetic number, because the mean of its divisors is an integer number (2551453).

Almost surely, 29937201 is an apocalyptic number.

It is an amenable number.

9937201 is a deficient number, since it is larger than the sum of its proper divisors (268611).

9937201 is a wasteful number, since it uses less digits than its factorization.

9937201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268610.

The product of its (nonzero) digits is 3402, while the sum is 31.

The square root of 9937201 is about 3152.3326283881. The cubic root of 9937201 is about 214.9915338292.

The spelling of 9937201 in words is "nine million, nine hundred thirty-seven thousand, two hundred one".

Divisors: 1 37 268573 9937201