Base | Representation |
---|---|
bin | 101010000100101101… |
… | …0001111100100111101 |
3 | 22122012210120200211120 |
4 | 1110021122033210331 |
5 | 2440020130001314 |
6 | 105301320541153 |
7 | 6346003631610 |
oct | 1241132174475 |
9 | 278183520746 |
10 | 90352187709 |
11 | 353554aaa13 |
12 | 156169217b9 |
13 | 869ba93184 |
14 | 45319b8177 |
15 | 253c2488a9 |
hex | 150968f93d |
90352187709 has 32 divisors (see below), whose sum is σ = 138760581120. Its totient is φ = 51225264000.
The previous prime is 90352187699. The next prime is 90352187753. The reversal of 90352187709 is 90778125309.
It is not a de Polignac number, because 90352187709 - 213 = 90352179517 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (90352187209) by changing a digit.
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, 2643489 + ... + 2677449.
It is an arithmetic number, because the mean of its divisors is an integer number (4336268160).
Almost surely, 290352187709 is an apocalyptic number.
It is an amenable number.
90352187709 is a deficient number, since it is larger than the sum of its proper divisors (48408393411).
90352187709 is a wasteful number, since it uses less digits than its factorization.
90352187709 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34961.
The product of its (nonzero) digits is 952560, while the sum is 51.
The spelling of 90352187709 in words is "ninety billion, three hundred fifty-two million, one hundred eighty-seven thousand, seven hundred nine".
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