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2203097 = 131371237
BaseRepresentation
bin1000011001110111011001
311010221002012
420121313121
51030444342
6115115305
724504011
oct10316731
94127065
102203097
111275246
128a2b35
135c1a10
14414c41
152d7b82
hex219dd9

2203097 has 8 divisors (see below), whose sum is σ = 2391816. Its totient is φ = 2017152.

The previous prime is 2203087. The next prime is 2203099. The reversal of 2203097 is 7903022.

It can be written as a sum of positive squares in 4 ways, for example, as 295936 + 1907161 = 544^2 + 1381^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 2203097 - 214 = 2186713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2203099) 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, 1163 + ... + 2399.

It is an arithmetic number, because the mean of its divisors is an integer number (298977).

22203097 is an apocalyptic number.

It is an amenable number.

2203097 is a deficient number, since it is larger than the sum of its proper divisors (188719).

2203097 is a wasteful number, since it uses less digits than its factorization.

2203097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1387.

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 2203097 is about 1484.2833287483. The cubic root of 2203097 is about 130.1201453383.

The spelling of 2203097 in words is "two million, two hundred three thousand, ninety-seven".

Divisors: 1 13 137 1237 1781 16081 169469 2203097