Base | Representation |
---|---|
bin | 1000010111111… |
… | …01111000111010 |
3 | 11220011212022201 |
4 | 10023331320322 |
5 | 120440332241 |
6 | 10545340414 |
7 | 1512036451 |
oct | 413757072 |
9 | 156155281 |
10 | 70245946 |
11 | 36719901 |
12 | 1b63770a |
13 | 11726764 |
14 | 9487b98 |
15 | 6278931 |
hex | 42fde3a |
70245946 has 16 divisors (see below), whose sum is σ = 109205640. Its totient is φ = 33848640.
The previous prime is 70245937. The next prime is 70245947. The reversal of 70245946 is 64954207.
It can be written as a sum of positive squares in 4 ways, for example, as 67059721 + 3186225 = 8189^2 + 1785^2 .
It is not an unprimeable number, because it can be changed into a prime (70245947) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50176 + ... + 51556.
Almost surely, 270245946 is an apocalyptic number.
70245946 is a deficient number, since it is larger than the sum of its proper divisors (38959694).
70245946 is a wasteful number, since it uses less digits than its factorization.
70245946 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2289.
The product of its (nonzero) digits is 60480, while the sum is 37.
The square root of 70245946 is about 8381.2854622665. The cubic root of 70245946 is about 412.6106389479.
It can be divided in two parts, 70 and 245946, that added together give a square (246016 = 4962).
The spelling of 70245946 in words is "seventy million, two hundred forty-five thousand, nine hundred forty-six".
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