Base | Representation |
---|---|
bin | 11010110010100000… |
… | …100101010100101110 |
3 | 2202020122211122020011 |
4 | 122302200211110232 |
5 | 432402230032320 |
6 | 21114143043434 |
7 | 2035546554061 |
oct | 326240452456 |
9 | 82218748204 |
10 | 28764689710 |
11 | 11220a10139 |
12 | 56a92a057a |
13 | 2935489873 |
14 | 156c3668d8 |
15 | b3546605a |
hex | 6b282552e |
28764689710 has 16 divisors (see below), whose sum is σ = 51778911600. Its totient is φ = 11505326976.
The previous prime is 28764689687. The next prime is 28764689711. The reversal of 28764689710 is 1798646782.
It is a super-2 number, since 2×287646897102 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28764689711) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202486 + ... + 313894.
It is an arithmetic number, because the mean of its divisors is an integer number (3236181975).
Almost surely, 228764689710 is an apocalyptic number.
28764689710 is a deficient number, since it is larger than the sum of its proper divisors (23014221890).
28764689710 is a wasteful number, since it uses less digits than its factorization.
28764689710 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 137235.
The product of its (nonzero) digits is 8128512, while the sum is 58.
The spelling of 28764689710 in words is "twenty-eight billion, seven hundred sixty-four million, six hundred eighty-nine thousand, seven hundred ten".
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