Base | Representation |
---|---|
bin | 1001010011000… |
… | …0101111101010 |
3 | 2201101020210020 |
4 | 2110300233222 |
5 | 34440400340 |
6 | 3511501310 |
7 | 652316535 |
oct | 224605752 |
9 | 81336706 |
10 | 38996970 |
11 | 20016001 |
12 | 11087836 |
13 | 810513c |
14 | 5271a1c |
15 | 36549d0 |
hex | 2530bea |
38996970 has 16 divisors (see below), whose sum is σ = 93592800. Its totient is φ = 10399184.
The previous prime is 38996957. The next prime is 38996999. The reversal of 38996970 is 7969983.
38996970 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Curzon 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, 649920 + ... + 649979.
It is an arithmetic number, because the mean of its divisors is an integer number (5849550).
Almost surely, 238996970 is an apocalyptic number.
38996970 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
38996970 is an abundant number, since it is smaller than the sum of its proper divisors (54595830).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38996970 is a wasteful number, since it uses less digits than its factorization.
38996970 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1299909.
The product of its (nonzero) digits is 734832, while the sum is 51.
The square root of 38996970 is about 6244.7553995333. The cubic root of 38996970 is about 339.1123617059.
The spelling of 38996970 in words is "thirty-eight million, nine hundred ninety-six thousand, nine hundred seventy".
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