Base | Representation |
---|---|
bin | 1111001000000… |
… | …01011100100100 |
3 | 22211202100121100 |
4 | 13210001130210 |
5 | 224440233440 |
6 | 20331320100 |
7 | 3100331043 |
oct | 744013444 |
9 | 284670540 |
10 | 126883620 |
11 | 656935a6 |
12 | 365b0030 |
13 | 20397186 |
14 | 12bcc55a |
15 | b215230 |
hex | 7901724 |
126883620 has 72 divisors (see below), whose sum is σ = 397313280. Its totient is φ = 32742720.
The previous prime is 126883609. The next prime is 126883621. The reversal of 126883620 is 26388621.
126883620 is a `hidden beast` number, since 1 + 26 + 8 + 8 + 3 + 620 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (126883621) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5790 + ... + 16949.
It is an arithmetic number, because the mean of its divisors is an integer number (5518240).
Almost surely, 2126883620 is an apocalyptic number.
126883620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
126883620 is an abundant number, since it is smaller than the sum of its proper divisors (270429660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
126883620 is a wasteful number, since it uses less digits than its factorization.
126883620 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22785 (or 22780 counting only the distinct ones).
The product of its (nonzero) digits is 27648, while the sum is 36.
The square root of 126883620 is about 11264.2629585783. The cubic root of 126883620 is about 502.4989826964.
The spelling of 126883620 in words is "one hundred twenty-six million, eight hundred eighty-three thousand, six hundred twenty".
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