Base | Representation |
---|---|
bin | 1010110110110… |
… | …11101011011101 |
3 | 20100101012121212 |
4 | 11123123223131 |
5 | 141303433331 |
6 | 13012034205 |
7 | 2154100415 |
oct | 533335335 |
9 | 210335555 |
10 | 91077341 |
11 | 47457833 |
12 | 26602965 |
13 | 15b3b424 |
14 | c14b645 |
15 | 7ee0d2b |
hex | 56dbadd |
91077341 has 2 divisors, whose sum is σ = 91077342. Its totient is φ = 91077340.
The previous prime is 91077307. The next prime is 91077353. The reversal of 91077341 is 14377019.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 81902500 + 9174841 = 9050^2 + 3029^2 .
It is a cyclic number.
It is not a de Polignac number, because 91077341 - 210 = 91076317 is a prime.
It is a super-4 number, since 4×910773414 (a number of 33 digits) contains 4444 as substring.
It is a Sophie Germain prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 91077298 and 91077307.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (91077361) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45538670 + 45538671.
It is an arithmetic number, because the mean of its divisors is an integer number (45538671).
Almost surely, 291077341 is an apocalyptic number.
It is an amenable number.
91077341 is a deficient number, since it is larger than the sum of its proper divisors (1).
91077341 is an equidigital number, since it uses as much as digits as its factorization.
91077341 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 5292, while the sum is 32.
The square root of 91077341 is about 9543.4449230873. Note that the first 3 decimals coincide. The cubic root of 91077341 is about 449.9215352904.
The spelling of 91077341 in words is "ninety-one million, seventy-seven thousand, three hundred forty-one".
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