Base | Representation |
---|---|
bin | 10000010010001010… |
… | …00111010101101111 |
3 | 211120021010100100121 |
4 | 20021011013111233 |
5 | 120401010122234 |
6 | 4003253105411 |
7 | 426433033366 |
oct | 101105072557 |
9 | 24507110317 |
10 | 8742270319 |
11 | 37868690a2 |
12 | 183b928267 |
13 | a94262523 |
14 | 5cd0c67dd |
15 | 36276c4b4 |
hex | 20914756f |
8742270319 has 2 divisors, whose sum is σ = 8742270320. Its totient is φ = 8742270318.
The previous prime is 8742270301. The next prime is 8742270347. The reversal of 8742270319 is 9130722478.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 8742270319 - 229 = 8205399407 is a prime.
It is a super-2 number, since 2×87422703192 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (8742270389) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4371135159 + 4371135160.
It is an arithmetic number, because the mean of its divisors is an integer number (4371135160).
Almost surely, 28742270319 is an apocalyptic number.
8742270319 is a deficient number, since it is larger than the sum of its proper divisors (1).
8742270319 is an equidigital number, since it uses as much as digits as its factorization.
8742270319 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 169344, while the sum is 43.
The square root of 8742270319 is about 93500.1086576909. The cubic root of 8742270319 is about 2060.0356859844.
The spelling of 8742270319 in words is "eight billion, seven hundred forty-two million, two hundred seventy thousand, three hundred nineteen".
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