Base | Representation |
---|---|
bin | 10100100111110101… |
… | …10110001010100101 |
3 | 1001120121012010211022 |
4 | 22103322312022211 |
5 | 140133313032212 |
6 | 5030343020525 |
7 | 541236100616 |
oct | 122372661245 |
9 | 31517163738 |
10 | 11071611557 |
11 | 47716aa6a6 |
12 | 218ba3a745 |
13 | 1075a0b856 |
14 | 7705d1c0d |
15 | 44bed7772 |
hex | 293eb62a5 |
11071611557 has 2 divisors, whose sum is σ = 11071611558. Its totient is φ = 11071611556.
The previous prime is 11071611533. The next prime is 11071611599. The reversal of 11071611557 is 75511617011.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 10073936161 + 997675396 = 100369^2 + 31586^2 .
It is a cyclic number.
It is not a de Polignac number, because 11071611557 - 218 = 11071349413 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (11071614557) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5535805778 + 5535805779.
It is an arithmetic number, because the mean of its divisors is an integer number (5535805779).
Almost surely, 211071611557 is an apocalyptic number.
It is an amenable number.
11071611557 is a deficient number, since it is larger than the sum of its proper divisors (1).
11071611557 is an equidigital number, since it uses as much as digits as its factorization.
11071611557 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 7350, while the sum is 35.
The spelling of 11071611557 in words is "eleven billion, seventy-one million, six hundred eleven thousand, five hundred fifty-seven".
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