Base | Representation |
---|---|
bin | 1000010101100… |
… | …00110000011100 |
3 | 11212120210221110 |
4 | 10022300300130 |
5 | 120400230022 |
6 | 10534502020 |
7 | 1506252405 |
oct | 412606034 |
9 | 155523843 |
10 | 69930012 |
11 | 365234a9 |
12 | 1b504910 |
13 | 11645a09 |
14 | 94049ac |
15 | 621500c |
hex | 42b0c1c |
69930012 has 24 divisors (see below), whose sum is σ = 163536912. Its totient is φ = 23257600.
The previous prime is 69930001. The next prime is 69930023. The reversal of 69930012 is 21003996.
It is an interprime number because it is at equal distance from previous prime (69930001) and next prime (69930023).
It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 789 + ... + 11852.
It is an arithmetic number, because the mean of its divisors is an integer number (6814038).
Almost surely, 269930012 is an apocalyptic number.
It is an amenable number.
69930012 is an abundant number, since it is smaller than the sum of its proper divisors (93606900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69930012 is a wasteful number, since it uses less digits than its factorization.
69930012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13109 (or 13107 counting only the distinct ones).
The product of its (nonzero) digits is 2916, while the sum is 30.
The square root of 69930012 is about 8362.4166363558. The cubic root of 69930012 is about 411.9911315526.
The spelling of 69930012 in words is "sixty-nine million, nine hundred thirty thousand, twelve".
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