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1026262426061 = 1496887667289
BaseRepresentation
bin11101110111100100000…
…00011110000111001101
310122002221222210220021202
432323302000132013031
5113303241140113221
62103243005235245
7134100511455605
oct16736200360715
93562858726252
101026262426061
11366265426344
12146a91262b25
1375a12212812
143795832dc05
151ba671a5d0b
hexeef201e1cd

1026262426061 has 4 divisors (see below), whose sum is σ = 1033150093500. Its totient is φ = 1019374758624.

The previous prime is 1026262426009. The next prime is 1026262426129. The reversal of 1026262426061 is 1606242626201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 459751802500 + 566510623561 = 678050^2 + 752669^2 .

It is a cyclic number.

It is not a de Polignac number, because 1026262426061 - 26 = 1026262425997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1026262426361) 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, 3443833496 + ... + 3443833793.

It is an arithmetic number, because the mean of its divisors is an integer number (258287523375).

Almost surely, 21026262426061 is an apocalyptic number.

It is an amenable number.

1026262426061 is a deficient number, since it is larger than the sum of its proper divisors (6887667439).

1026262426061 is an equidigital number, since it uses as much as digits as its factorization.

1026262426061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6887667438.

The product of its (nonzero) digits is 82944, while the sum is 38.

The spelling of 1026262426061 in words is "one trillion, twenty-six billion, two hundred sixty-two million, four hundred twenty-six thousand, sixty-one".

Divisors: 1 149 6887667289 1026262426061