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9768997 = 723471291
BaseRepresentation
bin100101010001…
…000000100101
3200101022112201
4211101000211
510000101442
6545214501
7146015020
oct45210045
920338481
109768997
115572657
123331431
132040694
1414241b7
15cce7b7
hex951025

9768997 has 16 divisors (see below), whose sum is σ = 11907072. Its totient is φ = 7832880.

The previous prime is 9768973. The next prime is 9769003. The reversal of 9768997 is 7998679.

9768997 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9768997 - 223 = 1380389 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 (9768917) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6922 + ... + 8212.

It is an arithmetic number, because the mean of its divisors is an integer number (744192).

Almost surely, 29768997 is an apocalyptic number.

It is an amenable number.

9768997 is a deficient number, since it is larger than the sum of its proper divisors (2138075).

9768997 is a wasteful number, since it uses less digits than its factorization.

9768997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1368.

The product of its digits is 1714608, while the sum is 55.

The square root of 9768997 is about 3125.5394734349. The cubic root of 9768997 is about 213.7715922695.

The spelling of 9768997 in words is "nine million, seven hundred sixty-eight thousand, nine hundred ninety-seven".

Divisors: 1 7 23 47 161 329 1081 1291 7567 9037 29693 60677 207851 424739 1395571 9768997