Base | Representation |
---|---|
bin | 1000011010111… |
… | …01001000101000 |
3 | 11220220200110211 |
4 | 10031131020220 |
5 | 121040323242 |
6 | 11001550504 |
7 | 1515253033 |
oct | 415351050 |
9 | 156820424 |
10 | 70636072 |
11 | 36965a21 |
12 | 1b7a5434 |
13 | 118321c0 |
14 | 954a01a |
15 | 6304317 |
hex | 435d228 |
70636072 has 32 divisors (see below), whose sum is σ = 150141600. Its totient is φ = 30884544.
The previous prime is 70636063. The next prime is 70636087. The reversal of 70636072 is 27063607.
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 7 ways as a sum of consecutive naturals, for example, 15898 + ... + 19849.
It is an arithmetic number, because the mean of its divisors is an integer number (4691925).
Almost surely, 270636072 is an apocalyptic number.
It is an amenable number.
70636072 is an abundant number, since it is smaller than the sum of its proper divisors (79505528).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70636072 is a wasteful number, since it uses less digits than its factorization.
70636072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35785 (or 35781 counting only the distinct ones).
The product of its (nonzero) digits is 10584, while the sum is 31.
The square root of 70636072 is about 8404.5268754404. The cubic root of 70636072 is about 413.3730699455.
Adding to 70636072 its reverse (27063607), we get a palindrome (97699679).
The spelling of 70636072 in words is "seventy million, six hundred thirty-six thousand, seventy-two".
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