Base | Representation |
---|---|
bin | 1111001000000… |
… | …11111101010000 |
3 | 22211202212201020 |
4 | 13210003331100 |
5 | 224441101104 |
6 | 20331435440 |
7 | 3100403034 |
oct | 744037520 |
9 | 284685636 |
10 | 126893904 |
11 | 656a02a5 |
12 | 365b5b80 |
13 | 2039ba67 |
14 | 12bd21c4 |
15 | b2182d9 |
hex | 7903f50 |
126893904 has 40 divisors (see below), whose sum is σ = 328684320. Its totient is φ = 42185088.
The previous prime is 126893891. The next prime is 126893911. The reversal of 126893904 is 409398621.
It is a super-2 number, since 2×1268939042 = 32204125744722432, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 15727 + ... + 22385.
It is an arithmetic number, because the mean of its divisors is an integer number (8217108).
Almost surely, 2126893904 is an apocalyptic number.
It is an amenable number.
126893904 is an abundant number, since it is smaller than the sum of its proper divisors (201790416).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
126893904 is a wasteful number, since it uses less digits than its factorization.
126893904 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7067 (or 7061 counting only the distinct ones).
The product of its (nonzero) digits is 93312, while the sum is 42.
The square root of 126893904 is about 11264.7194372519. The cubic root of 126893904 is about 502.5125582862.
The spelling of 126893904 in words is "one hundred twenty-six million, eight hundred ninety-three thousand, nine hundred four".
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