Base | Representation |
---|---|
bin | 1010110000010… |
… | …11110011010100 |
3 | 20021202221122010 |
4 | 11120023303110 |
5 | 141044212001 |
6 | 12541504220 |
7 | 2143623126 |
oct | 530136324 |
9 | 207687563 |
10 | 90225876 |
11 | 46a26044 |
12 | 26272070 |
13 | 159009c0 |
14 | bda9216 |
15 | 7dc38d6 |
hex | 560bcd4 |
90225876 has 24 divisors (see below), whose sum is σ = 226721824. Its totient is φ = 27761760.
The previous prime is 90225847. The next prime is 90225913. The reversal of 90225876 is 67852209.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 289030 + ... + 289341.
Almost surely, 290225876 is an apocalyptic number.
It is an amenable number.
90225876 is an abundant number, since it is smaller than the sum of its proper divisors (136495948).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90225876 is a wasteful number, since it uses less digits than its factorization.
90225876 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 578391 (or 578389 counting only the distinct ones).
The product of its (nonzero) digits is 60480, while the sum is 39.
The square root of 90225876 is about 9498.7302309309. The cubic root of 90225876 is about 448.5150658180.
The spelling of 90225876 in words is "ninety million, two hundred twenty-five thousand, eight hundred seventy-six".
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