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24026950081 = 138101173981
BaseRepresentation
bin10110011000000111…
…100010100111000001
32022000110221112021001
4112120013202213001
5343201344400311
615012100532001
71510260464101
oct263007424701
968013845231
1024026950081
11a20a650242
1247a66b1001
13235ba74034
14123d053201
159595664c1
hex5981e29c1

24026950081 has 4 divisors (see below), whose sum is σ = 24027262164. Its totient is φ = 24026638000.

The previous prime is 24026950043. The next prime is 24026950091. The reversal of 24026950081 is 18005962042.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 7437510081 + 16589440000 = 86241^2 + 128800^2 .

It is a cyclic number.

It is not a de Polignac number, because 24026950081 - 213 = 24026941889 is a prime.

It is a super-2 number, since 2×240269500812 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 24026950081.

It is not an unprimeable number, because it can be changed into a prime (24026950091) 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, 51111 + ... + 225091.

It is an arithmetic number, because the mean of its divisors is an integer number (6006815541).

Almost surely, 224026950081 is an apocalyptic number.

It is an amenable number.

24026950081 is a deficient number, since it is larger than the sum of its proper divisors (312083).

24026950081 is a wasteful number, since it uses less digits than its factorization.

24026950081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312082.

The product of its (nonzero) digits is 34560, while the sum is 37.

The spelling of 24026950081 in words is "twenty-four billion, twenty-six million, nine hundred fifty thousand, eighty-one".

Divisors: 1 138101 173981 24026950081