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26206243100 = 2252262062431
BaseRepresentation
bin11000011010000000…
…111000100100011100
32111122100200002021022
4120122000320210130
5412132244234400
620012230423312
71615262251052
oct303200704434
974570602238
1026206243100
1110128817354
1250b4501b38
13261840552b
1413a86601d2
15a35a42b85
hex61a03891c

26206243100 has 18 divisors (see below), whose sum is σ = 56867547744. Its totient is φ = 10482497200.

The previous prime is 26206243057. The next prime is 26206243103. The reversal of 26206243100 is 134260262.

It is a super-2 number, since 2×262062431002 (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 26206243100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26206243103) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 131031116 + ... + 131031315.

It is an arithmetic number, because the mean of its divisors is an integer number (3159308208).

Almost surely, 226206243100 is an apocalyptic number.

26206243100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26206243100 is an abundant number, since it is smaller than the sum of its proper divisors (30661304644).

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

26206243100 is a wasteful number, since it uses less digits than its factorization.

26206243100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262062445 (or 262062438 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

The spelling of 26206243100 in words is "twenty-six billion, two hundred six million, two hundred forty-three thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 262062431 524124862 1048249724 1310312155 2620624310 5241248620 6551560775 13103121550 26206243100