Base | Representation |
---|---|
bin | 1000010110010… |
… | …10101001101000 |
3 | 11212210012102121 |
4 | 10023022221220 |
5 | 120412123242 |
6 | 10541041024 |
7 | 1510203541 |
oct | 413125150 |
9 | 155705377 |
10 | 70036072 |
11 | 36596157 |
12 | 1b556174 |
13 | 11682082 |
14 | 94314c8 |
15 | 6236667 |
hex | 42caa68 |
70036072 has 16 divisors (see below), whose sum is σ = 131884740. Its totient is φ = 34866816.
The previous prime is 70036069. The next prime is 70036091. The reversal of 70036072 is 27063007.
It can be written as a sum of positive squares in 2 ways, for example, as 68657796 + 1378276 = 8286^2 + 1174^2 .
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 in 3 ways as a sum of consecutive naturals, for example, 16923 + ... + 20650.
Almost surely, 270036072 is an apocalyptic number.
It is an amenable number.
70036072 is a deficient number, since it is larger than the sum of its proper divisors (61848668).
70036072 is a wasteful number, since it uses less digits than its factorization.
70036072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37812 (or 37808 counting only the distinct ones).
The product of its (nonzero) digits is 1764, while the sum is 25.
The square root of 70036072 is about 8368.7557020145. The cubic root of 70036072 is about 412.1993097307.
Adding to 70036072 its reverse (27063007), we get a palindrome (97099079).
The spelling of 70036072 in words is "seventy million, thirty-six thousand, seventy-two".
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