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2297813 = 73110589
BaseRepresentation
bin1000110000111111010101
311022202000012
420300333111
51042012223
6121130005
725350110
oct10607725
94282005
102297813
11132a421
12929905
13625b6b
1443b577
15305c78
hex230fd5

2297813 has 8 divisors (see below), whose sum is σ = 2711040. Its totient is φ = 1905840.

The previous prime is 2297807. The next prime is 2297819. The reversal of 2297813 is 3187922.

It is an interprime number because it is at equal distance from previous prime (2297807) and next prime (2297819).

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 2297813 - 24 = 2297797 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2297813.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2297819) 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, 5078 + ... + 5511.

It is an arithmetic number, because the mean of its divisors is an integer number (338880).

22297813 is an apocalyptic number.

It is an amenable number.

2297813 is a deficient number, since it is larger than the sum of its proper divisors (413227).

2297813 is a wasteful number, since it uses less digits than its factorization.

2297813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10627.

The product of its digits is 6048, while the sum is 32.

The square root of 2297813 is about 1515.8538847791. The cubic root of 2297813 is about 131.9587604567.

The spelling of 2297813 in words is "two million, two hundred ninety-seven thousand, eight hundred thirteen".

Divisors: 1 7 31 217 10589 74123 328259 2297813