Base | Representation |
---|---|
bin | 11110101010001010… |
… | …100010100110000010 |
3 | 10010222020011001020010 |
4 | 132222022202212002 |
5 | 1014404413122210 |
6 | 23042330325350 |
7 | 2243531333562 |
oct | 365212424602 |
9 | 103866131203 |
10 | 32919660930 |
11 | 12a63321552 |
12 | 6468889856 |
13 | 314822ab10 |
14 | 18440dada2 |
15 | cca0ed920 |
hex | 7aa2a2982 |
32919660930 has 128 divisors (see below), whose sum is σ = 87604780032. Its totient is φ = 7865641728.
The previous prime is 32919660911. The next prime is 32919660971. The reversal of 32919660930 is 3906691923.
It is a happy number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 32919660930.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2727489 + ... + 2739531.
It is an arithmetic number, because the mean of its divisors is an integer number (684412344).
Almost surely, 232919660930 is an apocalyptic number.
32919660930 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 32919660930, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43802390016).
32919660930 is an abundant number, since it is smaller than the sum of its proper divisors (54685119102).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
32919660930 is a wasteful number, since it uses less digits than its factorization.
32919660930 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12272.
The product of its (nonzero) digits is 472392, while the sum is 48.
The spelling of 32919660930 in words is "thirty-two billion, nine hundred nineteen million, six hundred sixty thousand, nine hundred thirty".
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