Base | Representation |
---|---|
bin | 11000010000101100… |
… | …111110110101100101 |
3 | 2111020110201200111002 |
4 | 120100230332311211 |
5 | 411322301442244 |
6 | 15544530323045 |
7 | 1611354416045 |
oct | 302054766545 |
9 | 74213650432 |
10 | 26050030949 |
11 | 100586218a8 |
12 | 5070129485 |
13 | 25c1c3cbc7 |
14 | 13919d9725 |
15 | a26e87a4e |
hex | 610b3ed65 |
26050030949 has 4 divisors (see below), whose sum is σ = 26890354560. Its totient is φ = 25209707340.
The previous prime is 26050030927. The next prime is 26050030961. The reversal of 26050030949 is 94903005062.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 26050030949 - 212 = 26050026853 is a prime.
It is a super-2 number, since 2×260500309492 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26050030049) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 420161759 + ... + 420161820.
It is an arithmetic number, because the mean of its divisors is an integer number (6722588640).
Almost surely, 226050030949 is an apocalyptic number.
It is an amenable number.
26050030949 is a deficient number, since it is larger than the sum of its proper divisors (840323611).
26050030949 is an equidigital number, since it uses as much as digits as its factorization.
26050030949 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 840323610.
The product of its (nonzero) digits is 58320, while the sum is 38.
The spelling of 26050030949 in words is "twenty-six billion, fifty million, thirty thousand, nine hundred forty-nine".
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