Base | Representation |
---|---|
bin | 11001000110000111… |
… | …011000010011010100 |
3 | 2120112220220220201202 |
4 | 121012013120103110 |
5 | 420141203042234 |
6 | 20213501212032 |
7 | 1642515303653 |
oct | 310607302324 |
9 | 76486826652 |
10 | 26946143444 |
11 | 10478439440 |
12 | 5280261018 |
13 | 27057a4c9c |
14 | 1438a2319a |
15 | a7a99777e |
hex | 6461d84d4 |
26946143444 has 48 divisors (see below), whose sum is σ = 54422592000. Its totient is φ = 11545221600.
The previous prime is 26946143443. The next prime is 26946143479. The reversal of 26946143444 is 44434164962.
It is a super-2 number, since 2×269461434442 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26946143443) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85379 + ... + 247349.
It is an arithmetic number, because the mean of its divisors is an integer number (1133804000).
Almost surely, 226946143444 is an apocalyptic number.
It is an amenable number.
26946143444 is an abundant number, since it is smaller than the sum of its proper divisors (27476448556).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26946143444 is a wasteful number, since it uses less digits than its factorization.
26946143444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 162204 (or 162202 counting only the distinct ones).
The product of its digits is 1990656, while the sum is 47.
The spelling of 26946143444 in words is "twenty-six billion, nine hundred forty-six million, one hundred forty-three thousand, four hundred forty-four".
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