Base | Representation |
---|---|
bin | 1000011100110… |
… | …10000010100101 |
3 | 11221101100200102 |
4 | 10032122002211 |
5 | 121121314131 |
6 | 11011153445 |
7 | 1520342246 |
oct | 416320245 |
9 | 157340612 |
10 | 70885541 |
11 | 370163a1 |
12 | 1b8a5885 |
13 | 118bb90c |
14 | 95b2ccd |
15 | 63531cb |
hex | 439a0a5 |
70885541 has 16 divisors (see below), whose sum is σ = 75651840. Its totient is φ = 66306240.
The previous prime is 70885519. The next prime is 70885567. The reversal of 70885541 is 14558807.
It is a cyclic number.
It is not a de Polignac number, because 70885541 - 226 = 3776677 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 70885495 and 70885504.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70885501) 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 15 ways as a sum of consecutive naturals, for example, 178355 + ... + 178751.
It is an arithmetic number, because the mean of its divisors is an integer number (4728240).
Almost surely, 270885541 is an apocalyptic number.
It is an amenable number.
70885541 is a deficient number, since it is larger than the sum of its proper divisors (4766299).
70885541 is a wasteful number, since it uses less digits than its factorization.
70885541 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 604.
The product of its (nonzero) digits is 44800, while the sum is 38.
The square root of 70885541 is about 8419.3551415771. The cubic root of 70885541 is about 413.8591417151.
The spelling of 70885541 in words is "seventy million, eight hundred eighty-five thousand, five hundred forty-one".
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