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10189297 = 31328687
BaseRepresentation
bin100110110111…
…100111110001
3201011200002101
4212313213301
510102024142
61002220401
7152415256
oct46674761
921150071
1010189297
11582a408
1234b4701
132159a91
1414d342d
15d640b7
hex9b79f1

10189297 has 4 divisors (see below), whose sum is σ = 10518016. Its totient is φ = 9860580.

The previous prime is 10189259. The next prime is 10189313. The reversal of 10189297 is 79298101.

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, and also an emirpimes, since its reverse is a distinct semiprime: 79298101 = 502315787.

It is a cyclic number.

It is not a de Polignac number, because 10189297 - 215 = 10156529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10189247) 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, 164313 + ... + 164374.

It is an arithmetic number, because the mean of its divisors is an integer number (2629504).

Almost surely, 210189297 is an apocalyptic number.

It is an amenable number.

10189297 is a deficient number, since it is larger than the sum of its proper divisors (328719).

10189297 is an equidigital number, since it uses as much as digits as its factorization.

10189297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328718.

The product of its (nonzero) digits is 9072, while the sum is 37.

The square root of 10189297 is about 3192.0678250939. The cubic root of 10189297 is about 216.7944069875.

It can be divided in two parts, 101 and 89297, that added together give a palindrome (89398).

The spelling of 10189297 in words is "ten million, one hundred eighty-nine thousand, two hundred ninety-seven".

Divisors: 1 31 328687 10189297