Base | Representation |
---|---|
bin | 110001001011010100… |
… | …1011010110110011011 |
3 | 101002120220112221112221 |
4 | 1202112221122312123 |
5 | 3212240300433022 |
6 | 120303125044511 |
7 | 10426013521402 |
oct | 1422651326633 |
9 | 332526487487 |
10 | 105606655387 |
11 | 408732272a2 |
12 | 18573556737 |
13 | 9c602572cc |
14 | 517b91c639 |
15 | 2b31575cc7 |
hex | 1896a5ad9b |
105606655387 has 2 divisors, whose sum is σ = 105606655388. Its totient is φ = 105606655386.
The previous prime is 105606655339. The next prime is 105606655391. The reversal of 105606655387 is 783556606501.
It is a strong prime.
It is an emirp because it is prime and its reverse (783556606501) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 105606655387 - 227 = 105472437659 is a prime.
It is a super-2 number, since 2×1056066553872 (a number of 23 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (105606655327) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52803327693 + 52803327694.
It is an arithmetic number, because the mean of its divisors is an integer number (52803327694).
Almost surely, 2105606655387 is an apocalyptic number.
105606655387 is a deficient number, since it is larger than the sum of its proper divisors (1).
105606655387 is an equidigital number, since it uses as much as digits as its factorization.
105606655387 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 4536000, while the sum is 52.
The spelling of 105606655387 in words is "one hundred five billion, six hundred six million, six hundred fifty-five thousand, three hundred eighty-seven".
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