Base | Representation |
---|---|
bin | 1000011000001… |
… | …11111010010000 |
3 | 11220020221121221 |
4 | 10030013322100 |
5 | 120443140432 |
6 | 10550254424 |
7 | 1512300226 |
oct | 414077220 |
9 | 156227557 |
10 | 70286992 |
11 | 36747726 |
12 | 1b657414 |
13 | 1173c349 |
14 | 9498b16 |
15 | 6285b97 |
hex | 4307e90 |
70286992 has 10 divisors (see below), whose sum is σ = 136181078. Its totient is φ = 35143488.
The previous prime is 70286989. The next prime is 70287031. The reversal of 70286992 is 29968207.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 39992976 + 30294016 = 6324^2 + 5504^2 .
It is a super-2 number, since 2×702869922 = 9880522488816128, which contains 22 as substring.
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 as a sum of consecutive naturals, namely, 2196453 + ... + 2196484.
Almost surely, 270286992 is an apocalyptic number.
It is an amenable number.
70286992 is a deficient number, since it is larger than the sum of its proper divisors (65894086).
70286992 is a wasteful number, since it uses less digits than its factorization.
70286992 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4392945 (or 4392939 counting only the distinct ones).
The product of its (nonzero) digits is 108864, while the sum is 43.
The square root of 70286992 is about 8383.7337743991. The cubic root of 70286992 is about 412.6909886319.
The spelling of 70286992 in words is "seventy million, two hundred eighty-six thousand, nine hundred ninety-two".
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