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9080197 = 71297171
BaseRepresentation
bin100010101000…
…110110000101
3122002022200121
4202220312011
54311031242
6522341541
7140115610
oct42506605
918068617
109080197
1151420a5
12305a8b1
131b5bcc9
1412c5177
15be5667
hex8a8d85

9080197 has 4 divisors (see below), whose sum is σ = 10377376. Its totient is φ = 7783020.

The previous prime is 9080189. The next prime is 9080213. The reversal of 9080197 is 7910809.

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 9080197 - 23 = 9080189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9080107) 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, 648579 + ... + 648592.

It is an arithmetic number, because the mean of its divisors is an integer number (2594344).

Almost surely, 29080197 is an apocalyptic number.

It is an amenable number.

9080197 is a deficient number, since it is larger than the sum of its proper divisors (1297179).

9080197 is a wasteful number, since it uses less digits than its factorization.

9080197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1297178.

The product of its (nonzero) digits is 4536, while the sum is 34.

The square root of 9080197 is about 3013.3365228597. The cubic root of 9080197 is about 208.6243950184.

The spelling of 9080197 in words is "nine million, eighty thousand, one hundred ninety-seven".

Divisors: 1 7 1297171 9080197