Base | Representation |
---|---|
bin | 1000010011010… |
… | …10011101011100 |
3 | 11212001011222011 |
4 | 10021222131130 |
5 | 120312021301 |
6 | 10524401004 |
7 | 1503643060 |
oct | 411523534 |
9 | 155034864 |
10 | 69642076 |
11 | 36347139 |
12 | 1b3a6164 |
13 | 1157493a |
14 | 936baa0 |
15 | 61a9a51 |
hex | 426a75c |
69642076 has 24 divisors (see below), whose sum is σ = 140147840. Its totient is φ = 29661552.
The previous prime is 69642059. The next prime is 69642107. The reversal of 69642076 is 67024696.
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 7 ways as a sum of consecutive naturals, for example, 3066 + ... + 12193.
Almost surely, 269642076 is an apocalyptic number.
It is an amenable number.
69642076 is an abundant number, since it is smaller than the sum of its proper divisors (70505764).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69642076 is a wasteful number, since it uses less digits than its factorization.
69642076 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15433 (or 15431 counting only the distinct ones).
The product of its (nonzero) digits is 108864, while the sum is 40.
The square root of 69642076 is about 8345.1828020721. The cubic root of 69642076 is about 411.4248974769.
The spelling of 69642076 in words is "sixty-nine million, six hundred forty-two thousand, seventy-six".
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