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26630000530 = 2572371232963
BaseRepresentation
bin11000110011010001…
…011000111110010010
32112201220001012011221
4120303101120332102
5414014240004110
620122245155254
71631626161340
oct306321307622
975656035157
1026630000530
1110325a39601
1251b23bbb2a
132685144583
141408a4a990
15a5cd4a7da
hex633458f92

26630000530 has 64 divisors (see below), whose sum is σ = 57968898048. Its totient is φ = 8610275520.

The previous prime is 26630000497. The next prime is 26630000581. The reversal of 26630000530 is 3500003662.

It is a junction number, because it is equal to n+sod(n) for n = 26630000495 and 26630000504.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2172 + ... + 230791.

It is an arithmetic number, because the mean of its divisors is an integer number (905764032).

Almost surely, 226630000530 is an apocalyptic number.

26630000530 is an abundant number, since it is smaller than the sum of its proper divisors (31338897518).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26630000530 is a wasteful number, since it uses less digits than its factorization.

26630000530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233071.

The product of its (nonzero) digits is 3240, while the sum is 25.

The spelling of 26630000530 in words is "twenty-six billion, six hundred thirty million, five hundred thirty", and thus it is an aban number.

Divisors: 1 2 5 7 10 14 23 35 46 70 71 115 142 161 230 322 355 497 710 805 994 1610 1633 2485 3266 4970 8165 11431 16330 22862 57155 114310 232963 465926 1164815 1630741 2329630 3261482 5358149 8153705 10716298 16307410 16540373 26790745 33080746 37507043 53581490 75014086 82701865 115782611 165403730 187535215 231565222 375070430 380428579 578913055 760857158 1157826110 1902142895 2663000053 3804285790 5326000106 13315000265 26630000530