Base | Representation |
---|---|
bin | 1000111100110000001101 |
3 | 11102012002210 |
4 | 20330300031 |
5 | 1100032442 |
6 | 122141033 |
7 | 25640433 |
oct | 10746015 |
9 | 4365083 |
10 | 2345997 |
11 | 1362645 |
12 | 951779 |
13 | 641a84 |
14 | 450d53 |
15 | 31519c |
hex | 23cc0d |
2345997 has 4 divisors (see below), whose sum is σ = 3128000. Its totient is φ = 1563996.
The previous prime is 2345989. The next prime is 2346089. The reversal of 2345997 is 7995432.
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 not a de Polignac number, because 2345997 - 23 = 2345989 is a prime.
It is a D-number.
It is a Duffinian number.
2345997 is a lucky number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2345957) 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, 390997 + ... + 391002.
It is an arithmetic number, because the mean of its divisors is an integer number (782000).
22345997 is an apocalyptic number.
It is an amenable number.
2345997 is a deficient number, since it is larger than the sum of its proper divisors (782003).
2345997 is an equidigital number, since it uses as much as digits as its factorization.
2345997 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 782002.
The product of its digits is 68040, while the sum is 39.
The square root of 2345997 is about 1531.6647805574. The cubic root of 2345997 is about 132.8747572569.
The spelling of 2345997 in words is "two million, three hundred forty-five thousand, nine hundred ninety-seven".
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