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10297223 = 17605719
BaseRepresentation
bin100111010001…
…111110000111
3201101011010122
4213101332013
510114002343
61004412155
7153345026
oct47217607
921334118
1010297223
1158a3502
12354705b
132196c41
1415208bd
15d86068
hex9d1f87

10297223 has 4 divisors (see below), whose sum is σ = 10902960. Its totient is φ = 9691488.

The previous prime is 10297213. The next prime is 10297247. The reversal of 10297223 is 32279201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32279201 = 57156531.

It is a cyclic number.

It is not a de Polignac number, because 10297223 - 28 = 10296967 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10297192 and 10297201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10297213) 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, 302843 + ... + 302876.

It is an arithmetic number, because the mean of its divisors is an integer number (2725740).

Almost surely, 210297223 is an apocalyptic number.

10297223 is a deficient number, since it is larger than the sum of its proper divisors (605737).

10297223 is an equidigital number, since it uses as much as digits as its factorization.

10297223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605736.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 10297223 is about 3208.9286374116. The cubic root of 10297223 is about 217.5571558954.

The spelling of 10297223 in words is "ten million, two hundred ninety-seven thousand, two hundred twenty-three".

Divisors: 1 17 605719 10297223