Base | Representation |
---|---|
bin | 10110101001001… |
… | …010110000000010 |
3 | 222110211110001120 |
4 | 112221022300002 |
5 | 1234223000230 |
6 | 101410213110 |
7 | 12262006014 |
oct | 2651126002 |
9 | 873743046 |
10 | 379890690 |
11 | 185490553 |
12 | a7284196 |
13 | 609204ba |
14 | 3864c1b4 |
15 | 23540310 |
hex | 16a4ac02 |
379890690 has 16 divisors (see below), whose sum is σ = 911737728. Its totient is φ = 101304176.
The previous prime is 379890671. The next prime is 379890713. The reversal of 379890690 is 96098973.
It is a super-2 number, since 2×3798906902 = 288633872697352200, which contains 22 as substring.
It is a Curzon number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 6331482 + ... + 6331541.
It is an arithmetic number, because the mean of its divisors is an integer number (56983608).
Almost surely, 2379890690 is an apocalyptic number.
379890690 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
379890690 is an abundant number, since it is smaller than the sum of its proper divisors (531847038).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
379890690 is a wasteful number, since it uses less digits than its factorization.
379890690 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12663033.
The product of its (nonzero) digits is 734832, while the sum is 51.
The square root of 379890690 is about 19490.7847456176. The cubic root of 379890690 is about 724.2461859792.
The spelling of 379890690 in words is "three hundred seventy-nine million, eight hundred ninety thousand, six hundred ninety".
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