Base | Representation |
---|---|
bin | 1010111111001010… |
… | …1001110110000101 |
3 | 21121112121112012201 |
4 | 2233302221312011 |
5 | 22020004311042 |
6 | 1204353314501 |
7 | 133041364123 |
oct | 25762516605 |
9 | 7545545181 |
10 | 2949291397 |
11 | 1283886308 |
12 | 6a3865a31 |
13 | 38003b750 |
14 | 1dd9a6913 |
15 | 123dc91b7 |
hex | afca9d85 |
2949291397 has 16 divisors (see below), whose sum is σ = 3374602560. Its totient is φ = 2555010432.
The previous prime is 2949291383. The next prime is 2949291421. The reversal of 2949291397 is 7931929492.
It is not a de Polignac number, because 2949291397 - 27 = 2949291269 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 (2949291307) 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, 29368 + ... + 82225.
It is an arithmetic number, because the mean of its divisors is an integer number (210912660).
Almost surely, 22949291397 is an apocalyptic number.
It is an amenable number.
2949291397 is a deficient number, since it is larger than the sum of its proper divisors (425311163).
2949291397 is a wasteful number, since it uses less digits than its factorization.
2949291397 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 111732.
The product of its digits is 2204496, while the sum is 55.
The square root of 2949291397 is about 54307.3788448678. The cubic root of 2949291397 is about 1434.0772997305.
The spelling of 2949291397 in words is "two billion, nine hundred forty-nine million, two hundred ninety-one thousand, three hundred ninety-seven".
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