Base | Representation |
---|---|
bin | 1000011011001… |
… | …01000111001000 |
3 | 11220222100021220 |
4 | 10031211013020 |
5 | 121042344434 |
6 | 11002402040 |
7 | 1515450216 |
oct | 415450710 |
9 | 156870256 |
10 | 70668744 |
11 | 36988523 |
12 | 1b800320 |
13 | 11844033 |
14 | 9557cb6 |
15 | 630dd49 |
hex | 43651c8 |
70668744 has 32 divisors (see below), whose sum is σ = 179571840. Its totient is φ = 23169600.
The previous prime is 70668727. The next prime is 70668749. The reversal of 70668744 is 44786607.
It is a junction number, because it is equal to n+sod(n) for n = 70668696 and 70668705.
It is not an unprimeable number, because it can be changed into a prime (70668749) by changing a digit.
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, 22672 + ... + 25599.
It is an arithmetic number, because the mean of its divisors is an integer number (5611620).
Almost surely, 270668744 is an apocalyptic number.
It is an amenable number.
70668744 is an abundant number, since it is smaller than the sum of its proper divisors (108903096).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70668744 is a wasteful number, since it uses less digits than its factorization.
70668744 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 48341 (or 48337 counting only the distinct ones).
The product of its (nonzero) digits is 225792, while the sum is 42.
The square root of 70668744 is about 8406.4703651414. The cubic root of 70668744 is about 413.4367939644.
The spelling of 70668744 in words is "seventy million, six hundred sixty-eight thousand, seven hundred forty-four".
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