Base | Representation |
---|---|
bin | 1000011100110… |
… | …00111011001101 |
3 | 11221101010102020 |
4 | 10032120323031 |
5 | 121121142343 |
6 | 11011120353 |
7 | 1520323032 |
oct | 416307315 |
9 | 157333366 |
10 | 70880973 |
11 | 37012a19 |
12 | 1b8a30b9 |
13 | 118b9807 |
14 | 95b1389 |
15 | 6351b83 |
hex | 4398ecd |
70880973 has 32 divisors (see below), whose sum is σ = 104509440. Its totient is φ = 42535680.
The previous prime is 70880969. The next prime is 70881049. The reversal of 70880973 is 37908807.
It is not a de Polignac number, because 70880973 - 22 = 70880969 is a prime.
It is a super-2 number, since 2×708809732 = 10048224666853458, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70810973) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 168958 + ... + 169376.
It is an arithmetic number, because the mean of its divisors is an integer number (3265920).
Almost surely, 270880973 is an apocalyptic number.
It is an amenable number.
70880973 is a deficient number, since it is larger than the sum of its proper divisors (33628467).
70880973 is a wasteful number, since it uses less digits than its factorization.
70880973 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 577.
The product of its (nonzero) digits is 84672, while the sum is 42.
The square root of 70880973 is about 8419.0838575227. The cubic root of 70880973 is about 413.8502515656.
The spelling of 70880973 in words is "seventy million, eight hundred eighty thousand, nine hundred seventy-three".
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