Base | Representation |
---|---|
bin | 100111001101110010… |
… | …1011001111101110001 |
3 | 22001101001201121201021 |
4 | 1032123211121331301 |
5 | 2334432422342120 |
6 | 102404312135441 |
7 | 6040626511024 |
oct | 1163345317561 |
9 | 261331647637 |
10 | 84214652785 |
11 | 32795a810aa |
12 | 143a3397581 |
13 | 7c313710c3 |
14 | 410c8071bb |
15 | 22cd4e4aaa |
hex | 139b959f71 |
84214652785 has 16 divisors (see below), whose sum is σ = 107008964352. Its totient is φ = 63404640000.
The previous prime is 84214652783. The next prime is 84214652791. The reversal of 84214652785 is 58725641248.
It is not a de Polignac number, because 84214652785 - 21 = 84214652783 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (84214652783) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2469400 + ... + 2503270.
It is an arithmetic number, because the mean of its divisors is an integer number (6688060272).
Almost surely, 284214652785 is an apocalyptic number.
84214652785 is a gapful number since it is divisible by the number (85) formed by its first and last digit.
It is an amenable number.
84214652785 is a deficient number, since it is larger than the sum of its proper divisors (22794311567).
84214652785 is a wasteful number, since it uses less digits than its factorization.
84214652785 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 63144.
The product of its digits is 4300800, while the sum is 52.
The spelling of 84214652785 in words is "eighty-four billion, two hundred fourteen million, six hundred fifty-two thousand, seven hundred eighty-five".
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