Base | Representation |
---|---|
bin | 10011010101000110… |
… | …000100010100100111 |
3 | 1222120110012120211001 |
4 | 103111012010110213 |
5 | 320001240204014 |
6 | 13311255454131 |
7 | 1333220434534 |
oct | 232506042447 |
9 | 58513176731 |
10 | 20755006759 |
11 | 8890729853 |
12 | 4032987347 |
13 | 1c59c362b6 |
14 | 100c69bd8b |
15 | 8171a6974 |
hex | 4d5184527 |
20755006759 has 2 divisors, whose sum is σ = 20755006760. Its totient is φ = 20755006758.
The previous prime is 20755006729. The next prime is 20755006799. The reversal of 20755006759 is 95760055702.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 20755006759 - 213 = 20754998567 is a prime.
It is a super-3 number, since 3×207550067593 (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (20755006729) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10377503379 + 10377503380.
It is an arithmetic number, because the mean of its divisors is an integer number (10377503380).
Almost surely, 220755006759 is an apocalyptic number.
20755006759 is a deficient number, since it is larger than the sum of its proper divisors (1).
20755006759 is an equidigital number, since it uses as much as digits as its factorization.
20755006759 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 661500, while the sum is 46.
The spelling of 20755006759 in words is "twenty billion, seven hundred fifty-five million, six thousand, seven hundred fifty-nine".
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