Base | Representation |
---|---|
bin | 1011101100011001… |
… | …0010001000010111 |
3 | 22002202120000222222 |
4 | 2323012102020113 |
5 | 22412040032034 |
6 | 1235251212555 |
7 | 140533642124 |
oct | 27306221027 |
9 | 8082500888 |
10 | 3138986519 |
11 | 1370970039 |
12 | 7372a715b |
13 | 3b0428496 |
14 | 21ac6574b |
15 | 13589a12e |
hex | bb192217 |
3138986519 has 2 divisors, whose sum is σ = 3138986520. Its totient is φ = 3138986518.
The previous prime is 3138986497. The next prime is 3138986531. The reversal of 3138986519 is 9156898313.
It is a strong prime.
It is an emirp because it is prime and its reverse (9156898313) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 3138986519 - 224 = 3122209303 is a prime.
It is a super-2 number, since 2×31389865192 = 19706472732927474722, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (3138986569) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1569493259 + 1569493260.
It is an arithmetic number, because the mean of its divisors is an integer number (1569493260).
Almost surely, 23138986519 is an apocalyptic number.
3138986519 is a deficient number, since it is larger than the sum of its proper divisors (1).
3138986519 is an equidigital number, since it uses as much as digits as its factorization.
3138986519 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 1399680, while the sum is 53.
The square root of 3138986519 is about 56026.6590026569. The cubic root of 3138986519 is about 1464.1867873529.
The spelling of 3138986519 in words is "three billion, one hundred thirty-eight million, nine hundred eighty-six thousand, five hundred nineteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •