Base | Representation |
---|---|
bin | 1011111110111110110100… |
… | …11110100000001111011111 |
3 | 10110022100110002001220222222 |
4 | 11333133122132200033133 |
5 | 11423233014141243211 |
6 | 132014311215255555 |
7 | 5356651042142102 |
oct | 577373236401737 |
9 | 113270402056888 |
10 | 26353289790431 |
11 | 844040506aaaa |
12 | 2b5753b51a5bb |
13 | 119214895b3b6 |
14 | 67171279c739 |
15 | 30a799aaa1db |
hex | 17f7da7a03df |
26353289790431 has 4 divisors (see below), whose sum is σ = 26353317518352. Its totient is φ = 26353262062512.
The previous prime is 26353289790427. The next prime is 26353289790437. The reversal of 26353289790431 is 13409798235362.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 26353289790431 - 22 = 26353289790427 is a prime.
It is a super-2 number, since 2×263532897904312 (a number of 28 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 (26353289790437) 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, 12385790 + ... + 14356683.
It is an arithmetic number, because the mean of its divisors is an integer number (6588329379588).
It is a 1-persistent number, because it is pandigital, but 2⋅26353289790431 = 52706579580862 is not.
Almost surely, 226353289790431 is an apocalyptic number.
26353289790431 is a deficient number, since it is larger than the sum of its proper divisors (27727921).
26353289790431 is an equidigital number, since it uses as much as digits as its factorization.
26353289790431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27727920.
The product of its (nonzero) digits is 58786560, while the sum is 62.
The spelling of 26353289790431 in words is "twenty-six trillion, three hundred fifty-three billion, two hundred eighty-nine million, seven hundred ninety thousand, four hundred thirty-one".
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