Base | Representation |
---|---|
bin | 10101010001000… |
… | …000100000111101 |
3 | 220212100022021112 |
4 | 111101000200331 |
5 | 1212313430333 |
6 | 55223011405 |
7 | 11561403125 |
oct | 2521004075 |
9 | 825308245 |
10 | 356780093 |
11 | 17343618a |
12 | 9b599b65 |
13 | 58bbb2a7 |
14 | 35553c85 |
15 | 214c7948 |
hex | 1544083d |
356780093 has 2 divisors, whose sum is σ = 356780094. Its totient is φ = 356780092.
The previous prime is 356780087. The next prime is 356780113. The reversal of 356780093 is 390087653.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 292170649 + 64609444 = 17093^2 + 8038^2 .
It is a cyclic number.
It is not a de Polignac number, because 356780093 - 226 = 289671229 is a prime.
It is a super-2 number, since 2×3567800932 = 254584069522177298, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 356780093.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (356780063) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 178390046 + 178390047.
It is an arithmetic number, because the mean of its divisors is an integer number (178390047).
Almost surely, 2356780093 is an apocalyptic number.
It is an amenable number.
356780093 is a deficient number, since it is larger than the sum of its proper divisors (1).
356780093 is an equidigital number, since it uses as much as digits as its factorization.
356780093 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 136080, while the sum is 41.
The square root of 356780093 is about 18888.6233749313. The cubic root of 356780093 is about 709.2514049985.
The spelling of 356780093 in words is "three hundred fifty-six million, seven hundred eighty thousand, ninety-three".
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