Base | Representation |
---|---|
bin | 10001010011000… |
… | …011100111010100 |
3 | 202020002002211022 |
4 | 101103003213110 |
5 | 1043243130322 |
6 | 44444100312 |
7 | 10122505040 |
oct | 2123034724 |
9 | 666062738 |
10 | 290208212 |
11 | 1398a67a8 |
12 | 81234698 |
13 | 4817cc48 |
14 | 2a785020 |
15 | 1a727942 |
hex | 114c39d4 |
290208212 has 24 divisors (see below), whose sum is σ = 580841856. Its totient is φ = 124283808.
The previous prime is 290208203. The next prime is 290208251. The reversal of 290208212 is 212802092.
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 7 ways as a sum of consecutive naturals, for example, 47018 + ... + 52830.
It is an arithmetic number, because the mean of its divisors is an integer number (24201744).
Almost surely, 2290208212 is an apocalyptic number.
It is an amenable number.
290208212 is an abundant number, since it is smaller than the sum of its proper divisors (290633644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
290208212 is a wasteful number, since it uses less digits than its factorization.
290208212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7607 (or 7605 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 26.
The square root of 290208212 is about 17035.4985838396. The cubic root of 290208212 is about 662.0689680886.
The spelling of 290208212 in words is "two hundred ninety million, two hundred eight thousand, two hundred twelve".
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