Base | Representation |
---|---|
bin | 1000011010100… |
… | …11101100101100 |
3 | 11220211201110021 |
4 | 10031103230230 |
5 | 121033104140 |
6 | 11001051524 |
7 | 1515032245 |
oct | 415235454 |
9 | 156751407 |
10 | 70597420 |
11 | 36939983 |
12 | 1b786ba4 |
13 | 1181a72a |
14 | 9539ccc |
15 | 62e7b4a |
hex | 4353b2c |
70597420 has 24 divisors (see below), whose sum is σ = 149038848. Its totient is φ = 28089600.
The previous prime is 70597411. The next prime is 70597427. The reversal of 70597420 is 2479507.
It is not an unprimeable number, because it can be changed into a prime (70597427) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5421 + ... + 13060.
It is an arithmetic number, because the mean of its divisors is an integer number (6209952).
Almost surely, 270597420 is an apocalyptic number.
It is an amenable number.
70597420 is an abundant number, since it is smaller than the sum of its proper divisors (78441428).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70597420 is a wasteful number, since it uses less digits than its factorization.
70597420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18681 (or 18679 counting only the distinct ones).
The product of its (nonzero) digits is 17640, while the sum is 34.
The square root of 70597420 is about 8402.2270857196. The cubic root of 70597420 is about 413.2976570549.
It can be divided in two parts, 70597 and 420, that added together give a palindrome (71017).
The spelling of 70597420 in words is "seventy million, five hundred ninety-seven thousand, four hundred twenty".
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