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9997417 = 47347613
BaseRepresentation
bin100110001000…
…110001101001
3200210220212201
4212020301221
510024404132
6554140201
7150655663
oct46106151
920726781
109997417
115709231
123421661
1320c0641
141483533
15d272e7
hex988c69

9997417 has 8 divisors (see below), whose sum is σ = 10256256. Its totient is φ = 9740592.

The previous prime is 9997397. The next prime is 9997441. The reversal of 9997417 is 7147999.

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 9997417 - 211 = 9995369 is a prime.

It is a Duffinian number.

9997417 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9997517) 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, 16003 + ... + 16615.

It is an arithmetic number, because the mean of its divisors is an integer number (1282032).

Almost surely, 29997417 is an apocalyptic number.

It is an amenable number.

9997417 is a deficient number, since it is larger than the sum of its proper divisors (258839).

9997417 is a wasteful number, since it uses less digits than its factorization.

With its predecessor (9997416) it forms a Ruth-Aaron pair, since the sum of their prime factors is the same (1007).

9997417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1007.

The product of its digits is 142884, while the sum is 46.

The square root of 9997417 is about 3161.8692256322. The cubic root of 9997417 is about 215.4249177232.

The spelling of 9997417 in words is "nine million, nine hundred ninety-seven thousand, four hundred seventeen".

Divisors: 1 47 347 613 16309 28811 212711 9997417