Base | Representation |
---|---|
bin | 10100101001011010010000… |
… | …011110000000011000001001 |
3 | 102220112000202122100121102111 |
4 | 110221122100132000120021 |
5 | 43400233430310411001 |
6 | 521043553022102321 |
7 | 25061363516421145 |
oct | 2451322036003011 |
9 | 386460678317374 |
10 | 90806622357001 |
11 | 26a2a965aa6771 |
12 | a226b2211a9a1 |
13 | 3b89048c58935 |
14 | 185d0c7780225 |
15 | a7714e23d851 |
hex | 529690780609 |
90806622357001 has 4 divisors (see below), whose sum is σ = 91144193444100. Its totient is φ = 90469051269904.
The previous prime is 90806622356993. The next prime is 90806622357047. The reversal of 90806622357001 is 10075322660809.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 9415569510400 + 81391052846601 = 3068480^2 + 9021699^2 .
It is a cyclic number.
It is not a de Polignac number, because 90806622357001 - 23 = 90806622356993 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (90806622352001) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 168785543146 + ... + 168785543683.
It is an arithmetic number, because the mean of its divisors is an integer number (22786048361025).
Almost surely, 290806622357001 is an apocalyptic number.
It is an amenable number.
90806622357001 is a deficient number, since it is larger than the sum of its proper divisors (337571087099).
90806622357001 is a wasteful number, since it uses less digits than its factorization.
90806622357001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 337571087098.
The product of its (nonzero) digits is 1088640, while the sum is 49.
The spelling of 90806622357001 in words is "ninety trillion, eight hundred six billion, six hundred twenty-two million, three hundred fifty-seven thousand, one".
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