Base | Representation |
---|---|
bin | 100000100110101100… |
… | …1011111110010111000 |
3 | 20200201200020020201220 |
4 | 1001031121133302320 |
5 | 2121344102144300 |
6 | 52055452512040 |
7 | 5026053142602 |
oct | 1011531376270 |
9 | 220650206656 |
10 | 70018006200 |
11 | 2777038042a |
12 | 116a0a7b620 |
13 | 67ab0b03cc |
14 | 3563182172 |
15 | 1c4bebada0 |
hex | 104d65fcb8 |
70018006200 has 96 divisors (see below), whose sum is σ = 217921052160. Its totient is φ = 18597040000.
The previous prime is 70018006183. The next prime is 70018006213. The reversal of 70018006200 is 260081007.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 81864 + ... + 383063.
It is an arithmetic number, because the mean of its divisors is an integer number (2270010960).
Almost surely, 270018006200 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 70018006200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108960526080).
70018006200 is an abundant number, since it is smaller than the sum of its proper divisors (147903045960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70018006200 is a wasteful number, since it uses less digits than its factorization.
70018006200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 465197 (or 465188 counting only the distinct ones).
The product of its (nonzero) digits is 672, while the sum is 24.
Adding to 70018006200 its reverse (260081007), we get a palindrome (70278087207).
The spelling of 70018006200 in words is "seventy billion, eighteen million, six thousand, two hundred".
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