Base | Representation |
---|---|
bin | 1000010101000… |
… | …10000110111010 |
3 | 11212110202122011 |
4 | 10022202012322 |
5 | 120341320020 |
6 | 10533320134 |
7 | 1505612440 |
oct | 412420672 |
9 | 155422564 |
10 | 69870010 |
11 | 36492411 |
12 | 1b49604a |
13 | 11624602 |
14 | 93cab90 |
15 | 620235a |
hex | 42a21ba |
69870010 has 32 divisors (see below), whose sum is σ = 146097792. Its totient is φ = 23561280.
The previous prime is 69870007. The next prime is 69870041. The reversal of 69870010 is 1007896.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3912 + ... + 12451.
It is an arithmetic number, because the mean of its divisors is an integer number (4565556).
Almost surely, 269870010 is an apocalyptic number.
69870010 is an abundant number, since it is smaller than the sum of its proper divisors (76227782).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69870010 is a wasteful number, since it uses less digits than its factorization.
69870010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16438.
The product of its (nonzero) digits is 3024, while the sum is 31.
The square root of 69870010 is about 8358.8282671676. The cubic root of 69870010 is about 411.8732643461.
The spelling of 69870010 in words is "sixty-nine million, eight hundred seventy thousand, ten".
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