Base | Representation |
---|---|
bin | 11000010111111000… |
… | …001100000010111000 |
3 | 2111112212020112022202 |
4 | 120113320030002320 |
5 | 412044111043034 |
6 | 20004510405332 |
7 | 1614345543635 |
oct | 302770140270 |
9 | 74485215282 |
10 | 26170409144 |
11 | 1010a571810 |
12 | 50a4500848 |
13 | 2610b69cc9 |
14 | 13a39b318c |
15 | a3281547e |
hex | 617e0c0b8 |
26170409144 has 32 divisors (see below), whose sum is σ = 56679231600. Its totient is φ = 11195896320.
The previous prime is 26170409143. The next prime is 26170409147. The reversal of 26170409144 is 44190407162.
It is a super-4 number, since 4×261704091444 (a number of 43 digits) contains 4444 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 26170409098 and 26170409107.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26170409143) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8745299 + ... + 8748290.
Almost surely, 226170409144 is an apocalyptic number.
It is an amenable number.
26170409144 is an abundant number, since it is smaller than the sum of its proper divisors (30508822456).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26170409144 is a wasteful number, since it uses less digits than its factorization.
26170409144 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17493623 (or 17493619 counting only the distinct ones).
The product of its (nonzero) digits is 48384, while the sum is 38.
The spelling of 26170409144 in words is "twenty-six billion, one hundred seventy million, four hundred nine thousand, one hundred forty-four".
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