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195709008234 = 23173166193637
BaseRepresentation
bin1011011001000100101…
…0100111100101101010
3200201011022000201101110
42312101022213211222
511201303001230414
6225524003131150
720065565056635
oct2662112474552
9621138021343
10195709008234
1175aaa6a6613
1231b1a673ab6
13155bc334cac
149688260c1c
1551568be459
hex2d912a796a

195709008234 has 64 divisors (see below), whose sum is σ = 428463516672. Its totient is φ = 59327769600.

The previous prime is 195709008227. The next prime is 195709008323. The reversal of 195709008234 is 432800907591.

195709008234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2043264 + ... + 2136900.

It is an arithmetic number, because the mean of its divisors is an integer number (6694742448).

Almost surely, 2195709008234 is an apocalyptic number.

195709008234 is an abundant number, since it is smaller than the sum of its proper divisors (232754508438).

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

195709008234 is a wasteful number, since it uses less digits than its factorization.

195709008234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94351.

The product of its (nonzero) digits is 544320, while the sum is 48.

The spelling of 195709008234 in words is "one hundred ninety-five billion, seven hundred nine million, eight thousand, two hundred thirty-four".

Divisors: 1 2 3 6 17 31 34 51 62 93 102 186 527 661 1054 1322 1581 1983 3162 3966 11237 20491 22474 33711 40982 61473 67422 93637 122946 187274 280911 348347 561822 696694 1045041 1591829 2090082 2902747 3183658 4775487 5805494 8708241 9550974 17416482 49346699 61894057 98693398 123788114 148040097 185682171 296080194 371364342 1052198969 1918715767 2104397938 3156596907 3837431534 5756147301 6313193814 11512294602 32618168039 65236336078 97854504117 195709008234