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26114454020 = 2252549512249
BaseRepresentation
bin11000010100100010…
…101111001000000100
32111101221221201022202
4120110202233020010
5411440300012040
615555151214032
71613066124314
oct302442571004
974357851282
1026114454020
1110090a23906
125089817318
1326023a8175
14139a3a9444
15a2c961015
hex6148af204

26114454020 has 24 divisors (see below), whose sum is σ = 54861975000. Its totient is φ = 10441663232.

The previous prime is 26114454013. The next prime is 26114454053. The reversal of 26114454020 is 2045441162.

It can be written as a sum of positive squares in 4 ways, for example, as 16613663236 + 9500790784 = 128894^2 + 97472^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205145 + ... + 307104.

It is an arithmetic number, because the mean of its divisors is an integer number (2285915625).

Almost surely, 226114454020 is an apocalyptic number.

26114454020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26114454020 is an abundant number, since it is smaller than the sum of its proper divisors (28747520980).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26114454020 is a wasteful number, since it uses less digits than its factorization.

26114454020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514807 (or 514805 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 26114454020 its reverse (2045441162), we get a palindrome (28159895182).

The spelling of 26114454020 in words is "twenty-six billion, one hundred fourteen million, four hundred fifty-four thousand, twenty".

Divisors: 1 2 4 5 10 20 2549 5098 10196 12745 25490 50980 512249 1024498 2048996 2561245 5122490 10244980 1305722701 2611445402 5222890804 6528613505 13057227010 26114454020