Base | Representation |
---|---|
bin | 101010001010111011… |
… | …0010100001110001101 |
3 | 22122202100021000201122 |
4 | 1110111312110032031 |
5 | 2440432040421412 |
6 | 105334133450325 |
7 | 6354116502563 |
oct | 1242566241615 |
9 | 278670230648 |
10 | 90560873357 |
11 | 35452285599 |
12 | 156747a09a5 |
13 | 870309b9c6 |
14 | 45515bba33 |
15 | 255071b572 |
hex | 1515d9438d |
90560873357 has 4 divisors (see below), whose sum is σ = 91801433340. Its totient is φ = 89320313376.
The previous prime is 90560873353. The next prime is 90560873369. The reversal of 90560873357 is 75337806509.
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 51052950601 + 39507922756 = 225949^2 + 198766^2 .
It is a cyclic number.
It is not a de Polignac number, because 90560873357 - 22 = 90560873353 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 90560873299 and 90560873308.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (90560873353) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 620279882 + ... + 620280027.
It is an arithmetic number, because the mean of its divisors is an integer number (22950358335).
Almost surely, 290560873357 is an apocalyptic number.
It is an amenable number.
90560873357 is a deficient number, since it is larger than the sum of its proper divisors (1240559983).
90560873357 is a wasteful number, since it uses less digits than its factorization.
90560873357 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1240559982.
The product of its (nonzero) digits is 4762800, while the sum is 53.
The spelling of 90560873357 in words is "ninety billion, five hundred sixty million, eight hundred seventy-three thousand, three hundred fifty-seven".
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