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9997299 = 321385447
BaseRepresentation
bin100110001000…
…101111110011
3200210220201100
4212020233303
510024403144
6554135443
7150655434
oct46105763
920726640
109997299
115709134
123421583
1320c0580
14148348b
15d27269
hex988bf3

9997299 has 12 divisors (see below), whose sum is σ = 15551536. Its totient is φ = 6152112.

The previous prime is 9997291. The next prime is 9997303. The reversal of 9997299 is 9927999.

It is not a de Polignac number, because 9997299 - 23 = 9997291 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (9997291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42607 + ... + 42840.

Almost surely, 29997299 is an apocalyptic number.

9997299 is a deficient number, since it is larger than the sum of its proper divisors (5554237).

9997299 is a wasteful number, since it uses less digits than its factorization.

9997299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85466 (or 85463 counting only the distinct ones).

The product of its digits is 826686, while the sum is 54.

The square root of 9997299 is about 3161.8505657289. The cubic root of 9997299 is about 215.4240701629.

It can be divided in two parts, 9997 and 299, that added together give a triangular number (10296 = T143).

The spelling of 9997299 in words is "nine million, nine hundred ninety-seven thousand, two hundred ninety-nine".

Divisors: 1 3 9 13 39 117 85447 256341 769023 1110811 3332433 9997299