Base | Representation |
---|---|
bin | 100111010000… |
… | …1111001010110 |
3 | 1102201212210001 |
4 | 1032201321112 |
5 | 20232223240 |
6 | 2013121514 |
7 | 336656461 |
oct | 116417126 |
9 | 42655701 |
10 | 20586070 |
11 | 1069068a |
12 | 6a8929a |
13 | 435a10b |
14 | 2a3c2d8 |
15 | 1c1989a |
hex | 13a1e56 |
20586070 has 8 divisors (see below), whose sum is σ = 37054944. Its totient is φ = 8234424.
The previous prime is 20586061. The next prime is 20586089. The reversal of 20586070 is 7068502.
It is a sphenic number, since it is the product of 3 distinct primes.
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 3 ways as a sum of consecutive naturals, for example, 1029294 + ... + 1029313.
It is an arithmetic number, because the mean of its divisors is an integer number (4631868).
Almost surely, 220586070 is an apocalyptic number.
20586070 is a deficient number, since it is larger than the sum of its proper divisors (16468874).
20586070 is a wasteful number, since it uses less digits than its factorization.
20586070 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2058614.
The product of its (nonzero) digits is 3360, while the sum is 28.
The square root of 20586070 is about 4537.1874548006. The cubic root of 20586070 is about 274.0676746898.
It can be divided in two parts, 2058 and 6070, that added together give a triangular number (8128 = T127).
The spelling of 20586070 in words is "twenty million, five hundred eighty-six thousand, seventy".
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