Base | Representation |
---|---|
bin | 1000011101000… |
… | …01101111001000 |
3 | 11221102221220221 |
4 | 10032201233020 |
5 | 121123321224 |
6 | 11011555424 |
7 | 1520533201 |
oct | 416415710 |
9 | 157387827 |
10 | 70917064 |
11 | 37038049 |
12 | 1b8bbb74 |
13 | 1190007a |
14 | 95c05a8 |
15 | 635c6e4 |
hex | 43a1bc8 |
70917064 has 32 divisors (see below), whose sum is σ = 145654200. Its totient is φ = 32220160.
The previous prime is 70917059. The next prime is 70917071. The reversal of 70917064 is 46071907.
It can be written as a sum of positive squares in 4 ways, for example, as 69856164 + 1060900 = 8358^2 + 1030^2 .
It is a Harshad number since it is a multiple of its sum of digits (34).
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, 5047 + ... + 12934.
Almost surely, 270917064 is an apocalyptic number.
It is an amenable number.
70917064 is an abundant number, since it is smaller than the sum of its proper divisors (74737136).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70917064 is a wasteful number, since it uses less digits than its factorization.
70917064 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18033 (or 18029 counting only the distinct ones).
The product of its (nonzero) digits is 10584, while the sum is 34.
The square root of 70917064 is about 8421.2269889844. The cubic root of 70917064 is about 413.9204807326.
The spelling of 70917064 in words is "seventy million, nine hundred seventeen thousand, sixty-four".
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