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229490930162 = 21327123672
BaseRepresentation
bin1101010110111010111…
…0011011000111110010
3210221100121200011100002
43111232232123013302
512224444134231122
6253232055030002
722402666502144
oct3255656330762
9727317604302
10229490930162
118936571355a
123858806b302
13188440a4b00
14b170a92c94
155e82542992
hex356eb9b1f2

229490930162 has 54 divisors (see below), whose sum is σ = 379109996109. Its totient is φ = 104142533040.

The previous prime is 229490930117. The next prime is 229490930173. The reversal of 229490930162 is 261039094922.

It can be written as a sum of positive squares in 2 ways, for example, as 196221534961 + 33269395201 = 442969^2 + 182399^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=338741.

It is a super-2 number, since 2×2294909301622 (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 625315703 + ... + 625316069.

Almost surely, 2229490930162 is an apocalyptic number.

229490930162 is a deficient number, since it is larger than the sum of its proper divisors (149619065947).

229490930162 is an frugal number, since it uses more digits than its factorization.

229490930162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 904 (or 453 counting only the distinct ones).

The product of its (nonzero) digits is 419904, while the sum is 47.

The spelling of 229490930162 in words is "two hundred twenty-nine billion, four hundred ninety million, nine hundred thirty thousand, one hundred sixty-two".

Divisors: 1 2 13 26 71 142 169 338 367 734 923 1846 4771 5041 9542 10082 11999 23998 26057 52114 62023 65533 124046 131066 134689 269378 338741 677482 851929 1703858 1750957 1850047 3501914 3700094 4403633 8807266 9562919 19125838 22762441 24050611 45524882 48101222 124317947 248635894 312657943 625315886 678967249 1357934498 1616133311 3232266622 8826574237 17653148474 114745465081 229490930162