Base | Representation |
---|---|
bin | 1000010110011… |
… | …01001111100000 |
3 | 11212210201222210 |
4 | 10023031033200 |
5 | 120412443223 |
6 | 10541202120 |
7 | 1510246515 |
oct | 413151740 |
9 | 155721883 |
10 | 70046688 |
11 | 365a3128 |
12 | 1b560340 |
13 | 11686b5a |
14 | 943530c |
15 | 6239893 |
hex | 42cd3e0 |
70046688 has 96 divisors (see below), whose sum is σ = 190512000. Its totient is φ = 22524416.
The previous prime is 70046677. The next prime is 70046719. The reversal of 70046688 is 88664007.
It is a tau number, because it is divible by the number of its divisors (96).
It is a super-3 number, since 3×700466883 (a number of 25 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 470038 + ... + 470186.
It is an arithmetic number, because the mean of its divisors is an integer number (1984500).
Almost surely, 270046688 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 70046688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95256000).
70046688 is an abundant number, since it is smaller than the sum of its proper divisors (120465312).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70046688 is a wasteful number, since it uses less digits than its factorization.
70046688 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 304 (or 296 counting only the distinct ones).
The product of its (nonzero) digits is 64512, while the sum is 39.
The square root of 70046688 is about 8369.3899419253. The cubic root of 70046688 is about 412.2201356026.
The spelling of 70046688 in words is "seventy million, forty-six thousand, six hundred eighty-eight".
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