Base | Representation |
---|---|
bin | 1000011001101… |
… | …00110000100000 |
3 | 11220121021121111 |
4 | 10030310300200 |
5 | 121020030223 |
6 | 10554233104 |
7 | 1513663621 |
oct | 414646040 |
9 | 156537544 |
10 | 70470688 |
11 | 36862742 |
12 | 1b725794 |
13 | 117a4b42 |
14 | 9505a48 |
15 | 62c030d |
hex | 4334c20 |
70470688 has 24 divisors (see below), whose sum is σ = 143216640. Its totient is φ = 34098240.
The previous prime is 70470683. The next prime is 70470691. The reversal of 70470688 is 88607407.
It is a super-2 number, since 2×704706882 = 9932235734386688, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 70470688.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70470683) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34528 + ... + 36511.
It is an arithmetic number, because the mean of its divisors is an integer number (5967360).
Almost surely, 270470688 is an apocalyptic number.
It is an amenable number.
70470688 is an abundant number, since it is smaller than the sum of its proper divisors (72745952).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70470688 is a wasteful number, since it uses less digits than its factorization.
70470688 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 71080 (or 71072 counting only the distinct ones).
The product of its (nonzero) digits is 75264, while the sum is 40.
The square root of 70470688 is about 8394.6821262035. The cubic root of 70470688 is about 413.0502003637.
The spelling of 70470688 in words is "seventy million, four hundred seventy thousand, six hundred eighty-eight".
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