Base | Representation |
---|---|
bin | 1000010110100… |
… | …01000010110100 |
3 | 11212211112100112 |
4 | 10023101002310 |
5 | 120413443020 |
6 | 10541402152 |
7 | 1510343102 |
oct | 413210264 |
9 | 155745315 |
10 | 70062260 |
11 | 366038a4 |
12 | 1b569358 |
13 | 11690c78 |
14 | 943ac72 |
15 | 623e2c5 |
hex | 42d10b4 |
70062260 has 48 divisors (see below), whose sum is σ = 153694800. Its totient is φ = 26793984.
The previous prime is 70062199. The next prime is 70062283. The reversal of 70062260 is 6226007.
It is a happy number.
It can be written as a sum of positive squares in 8 ways, for example, as 10679824 + 59382436 = 3268^2 + 7706^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65006 + ... + 66074.
It is an arithmetic number, because the mean of its divisors is an integer number (3201975).
Almost surely, 270062260 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 70062260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76847400).
70062260 is an abundant number, since it is smaller than the sum of its proper divisors (83632540).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70062260 is a wasteful number, since it uses less digits than its factorization.
70062260 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1220 (or 1218 counting only the distinct ones).
The product of its (nonzero) digits is 1008, while the sum is 23.
The square root of 70062260 is about 8370.3201850347. The cubic root of 70062260 is about 412.2506800700.
Adding to 70062260 its reverse (6226007), we get a palindrome (76288267).
The spelling of 70062260 in words is "seventy million, sixty-two thousand, two hundred sixty".
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