Base | Representation |
---|---|
bin | 1000010110011… |
… | …11101010000000 |
3 | 11212211020120000 |
4 | 10023033222000 |
5 | 120413302301 |
6 | 10541320000 |
7 | 1510320402 |
oct | 413175200 |
9 | 155736500 |
10 | 70056576 |
11 | 365aa5a7 |
12 | 1b566000 |
13 | 1168b4c5 |
14 | 9438b72 |
15 | 623c786 |
hex | 42cfa80 |
70056576 has 160 divisors (see below), whose sum is σ = 216602100. Its totient is φ = 22450176.
The previous prime is 70056527. The next prime is 70056587. The reversal of 70056576 is 67565007.
It can be written as a sum of positive squares in 2 ways, for example, as 68558400 + 1498176 = 8280^2 + 1224^2 .
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 70056576.
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 19 ways as a sum of consecutive naturals, for example, 300556 + ... + 300788.
Almost surely, 270056576 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 70056576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108301050).
70056576 is an abundant number, since it is smaller than the sum of its proper divisors (146545524).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70056576 is a wasteful number, since it uses less digits than its factorization.
70056576 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 288 (or 267 counting only the distinct ones).
The product of its (nonzero) digits is 44100, while the sum is 36.
The square root of 70056576 is about 8369.9806451389. The cubic root of 70056576 is about 412.2395314324.
The spelling of 70056576 in words is "seventy million, fifty-six thousand, five hundred seventy-six".
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