Base | Representation |
---|---|
bin | 1010111100111111… |
… | …1011001010011101 |
3 | 21120220110222201200 |
4 | 2233033323022131 |
5 | 22010141443133 |
6 | 1203430230113 |
7 | 132601115421 |
oct | 25717731235 |
9 | 7526428650 |
10 | 2940187293 |
11 | 127972825a |
12 | 6a07b5339 |
13 | 37b1a18c4 |
14 | 1dc6b6b81 |
15 | 1231cb913 |
hex | af3fb29d |
2940187293 has 6 divisors (see below), whose sum is σ = 4246937214. Its totient is φ = 1960124856.
The previous prime is 2940187291. The next prime is 2940187337. The reversal of 2940187293 is 3927810492.
It can be written as a sum of positive squares in only one way, i.e., 2548028484 + 392158809 = 50478^2 + 19803^2 .
It is not a de Polignac number, because 2940187293 - 21 = 2940187291 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2940187291) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 163343730 + ... + 163343747.
It is an arithmetic number, because the mean of its divisors is an integer number (707822869).
Almost surely, 22940187293 is an apocalyptic number.
It is an amenable number.
2940187293 is a deficient number, since it is larger than the sum of its proper divisors (1306749921).
2940187293 is a wasteful number, since it uses less digits than its factorization.
2940187293 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 326687483 (or 326687480 counting only the distinct ones).
The product of its (nonzero) digits is 217728, while the sum is 45.
The square root of 2940187293 is about 54223.4939209933. The cubic root of 2940187293 is about 1432.6001713528.
The spelling of 2940187293 in words is "two billion, nine hundred forty million, one hundred eighty-seven thousand, two hundred ninety-three".
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