Base | Representation |
---|---|
bin | 1000011100011… |
… | …00100001111000 |
3 | 11221021112202202 |
4 | 10032030201320 |
5 | 121113031300 |
6 | 11010045332 |
7 | 1520022020 |
oct | 416144170 |
9 | 157245682 |
10 | 70830200 |
11 | 36a88861 |
12 | 1b879848 |
13 | 1189c67c |
14 | 959aa80 |
15 | 6341ad5 |
hex | 438c878 |
70830200 has 48 divisors (see below), whose sum is σ = 188209680. Its totient is φ = 24284160.
The previous prime is 70830197. The next prime is 70830217. The reversal of 70830200 is 203807.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a congruent number.
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 11 ways as a sum of consecutive naturals, for example, 23897 + ... + 26696.
It is an arithmetic number, because the mean of its divisors is an integer number (3921035).
Almost surely, 270830200 is an apocalyptic number.
70830200 is a gapful number since it is divisible by the number (70) formed by its first and last digit.
It is an amenable number.
70830200 is an abundant number, since it is smaller than the sum of its proper divisors (117379480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70830200 is a wasteful number, since it uses less digits than its factorization.
70830200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50616 (or 50607 counting only the distinct ones).
The product of its (nonzero) digits is 336, while the sum is 20.
The square root of 70830200 is about 8416.0679655050. The cubic root of 70830200 is about 413.7514124503.
The spelling of 70830200 in words is "seventy million, eight hundred thirty thousand, two hundred".
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