Base | Representation |
---|---|
bin | 1101001000011010… |
… | …10000010000111100 |
3 | 200012022122021212110 |
4 | 12210031100100330 |
5 | 103414233431322 |
6 | 3123315534020 |
7 | 336463130340 |
oct | 64415202074 |
9 | 20168567773 |
10 | 7049905212 |
11 | 2a98540149 |
12 | 1448bba310 |
13 | 88475a15c |
14 | 4ac42b620 |
15 | 2b3dc5c0c |
hex | 1a435043c |
7049905212 has 96 divisors (see below), whose sum is σ = 19501199872. Its totient is φ = 1940391936.
The previous prime is 7049905199. The next prime is 7049905229. The reversal of 7049905212 is 2125099407.
It is a congruent number.
It is an unprimeable number.
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 31 ways as a sum of consecutive naturals, for example, 250308 + ... + 277044.
Almost surely, 27049905212 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 7049905212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9750599936).
7049905212 is an abundant number, since it is smaller than the sum of its proper divisors (12451294660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7049905212 is a wasteful number, since it uses less digits than its factorization.
7049905212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26867 (or 26865 counting only the distinct ones).
The product of its (nonzero) digits is 45360, while the sum is 39.
The square root of 7049905212 is about 83963.7136625102. The cubic root of 7049905212 is about 1917.4663857843.
The spelling of 7049905212 in words is "seven billion, forty-nine million, nine hundred five thousand, two hundred twelve".
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