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10290290227 = 72290372341
BaseRepresentation
bin10011001010101100…
…10101111000110011
3222120010222220110021
421211112111320303
5132033303241402
64421032344311
7513001011100
oct114526257063
928503886407
1010290290227
114400667398
121bb2245097
13c7cb98839
146d8929aa7
154035eed37
hex265595e33

10290290227 has 12 divisors (see below), whose sum is σ = 11974626576. Its totient is φ = 8817088560.

The previous prime is 10290290203. The next prime is 10290290251. The reversal of 10290290227 is 72209209201.

It is an interprime number because it is at equal distance from previous prime (10290290203) and next prime (10290290251).

It is not a de Polignac number, because 10290290227 - 219 = 10289765939 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10290290192 and 10290290201.

It is not an unprimeable number, because it can be changed into a prime (10290290267) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 106077 + ... + 178417.

It is an arithmetic number, because the mean of its divisors is an integer number (997885548).

Almost surely, 210290290227 is an apocalyptic number.

10290290227 is a deficient number, since it is larger than the sum of its proper divisors (1684336349).

10290290227 is an equidigital number, since it uses as much as digits as its factorization.

10290290227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75258 (or 75251 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 34.

Adding to 10290290227 its reverse (72209209201), we get a palindrome (82499499428).

The spelling of 10290290227 in words is "ten billion, two hundred ninety million, two hundred ninety thousand, two hundred twenty-seven".

Divisors: 1 7 49 2903 20321 72341 142247 506387 3544709 210005923 1470041461 10290290227