Base | Representation |
---|---|
bin | 1011000101010010… |
… | …0100001010000101 |
3 | 21200022220112110112 |
4 | 2301110210022011 |
5 | 22043042130323 |
6 | 1211111402405 |
7 | 133502504363 |
oct | 26124441205 |
9 | 7608815415 |
10 | 2974958213 |
11 | 1297317157 |
12 | 6b0383405 |
13 | 385457306 |
14 | 203168633 |
15 | 126299178 |
hex | b1524285 |
2974958213 has 8 divisors (see below), whose sum is σ = 2997992088. Its totient is φ = 2952012544.
The previous prime is 2974958209. The next prime is 2974958219. The reversal of 2974958213 is 3128594792.
It can be written as a sum of positive squares in 4 ways, for example, as 410346049 + 2564612164 = 20257^2 + 50642^2 .
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 2974958213 - 22 = 2974958209 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 (2974958219) 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, 46481 + ... + 90057.
It is an arithmetic number, because the mean of its divisors is an integer number (374749011).
Almost surely, 22974958213 is an apocalyptic number.
It is an amenable number.
2974958213 is a deficient number, since it is larger than the sum of its proper divisors (23033875).
2974958213 is a wasteful number, since it uses less digits than its factorization.
2974958213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44103.
The product of its digits is 1088640, while the sum is 50.
The square root of 2974958213 is about 54543.1775110325. The cubic root of 2974958213 is about 1438.2254073648.
The spelling of 2974958213 in words is "two billion, nine hundred seventy-four million, nine hundred fifty-eight thousand, two hundred thirteen".
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