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290068207 = 11137092861
BaseRepresentation
bin10001010010100…
…001011011101111
3202012210222202221
4101102201123233
51043224140312
644441100211
710121352622
oct2122413357
9665728687
10290068207
111398105a0
1281187667
13481312c0
142a749db9
151a6eb207
hex114a16ef

290068207 has 16 divisors (see below), whose sum is σ = 341379360. Its totient is φ = 242985600.

The previous prime is 290068199. The next prime is 290068211. The reversal of 290068207 is 702860092.

It is not a de Polignac number, because 290068207 - 23 = 290068199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (290068267) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99957 + ... + 102817.

It is an arithmetic number, because the mean of its divisors is an integer number (21336210).

Almost surely, 2290068207 is an apocalyptic number.

290068207 is a deficient number, since it is larger than the sum of its proper divisors (51311153).

290068207 is a wasteful number, since it uses less digits than its factorization.

290068207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3594.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 290068207 is about 17031.3888746632. The cubic root of 290068207 is about 661.9624837646.

The spelling of 290068207 in words is "two hundred ninety million, sixty-eight thousand, two hundred seven".

Divisors: 1 11 13 143 709 2861 7799 9217 31471 37193 101387 409123 2028449 22312939 26369837 290068207