Base | Representation |
---|---|
bin | 1111010011110… |
… | …1000000001110 |
3 | 11110211100200111 |
4 | 3310331000032 |
5 | 112414304011 |
6 | 10212150234 |
7 | 1406541634 |
oct | 364750016 |
9 | 143740614 |
10 | 64213006 |
11 | 33279200 |
12 | 1960837a |
13 | 103c3780 |
14 | 8757354 |
15 | 5986121 |
hex | 3d3d00e |
64213006 has 24 divisors (see below), whose sum is σ = 114021432. Its totient is φ = 26941200.
The previous prime is 64212977. The next prime is 64213013. The reversal of 64213006 is 60031246.
64213006 = T404 + T405 + ... + T766.
64213006 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (22).
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 11 ways as a sum of consecutive naturals, for example, 7060 + ... + 13351.
It is an arithmetic number, because the mean of its divisors is an integer number (4750893).
Almost surely, 264213006 is an apocalyptic number.
64213006 is a deficient number, since it is larger than the sum of its proper divisors (49808426).
64213006 is a wasteful number, since it uses less digits than its factorization.
64213006 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20448 (or 20437 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 22.
The square root of 64213006 is about 8013.3018163551. The cubic root of 64213006 is about 400.4432710954.
The spelling of 64213006 in words is "sixty-four million, two hundred thirteen thousand, six".
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