Base | Representation |
---|---|
bin | 1010110010001… |
… | …10110011110100 |
3 | 20022020020011211 |
4 | 11121012303310 |
5 | 141124430242 |
6 | 12551011204 |
7 | 2145650566 |
oct | 531066364 |
9 | 208206154 |
10 | 90467572 |
11 | 47080698 |
12 | 26369b04 |
13 | 15986a10 |
14 | c02d336 |
15 | 7e20317 |
hex | 5646cf4 |
90467572 has 18 divisors (see below), whose sum is σ = 170625938. Its totient is φ = 41722608.
The previous prime is 90467567. The next prime is 90467581. The reversal of 90467572 is 27576409.
It can be written as a sum of positive squares in only one way, i.e., 62631396 + 27836176 = 7914^2 + 5276^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 67929 + ... + 69247.
Almost surely, 290467572 is an apocalyptic number.
It is an amenable number.
90467572 is a deficient number, since it is larger than the sum of its proper divisors (80158366).
90467572 is a wasteful number, since it uses less digits than its factorization.
90467572 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2655 (or 1334 counting only the distinct ones).
The product of its (nonzero) digits is 105840, while the sum is 40.
The square root of 90467572 is about 9511.4442646740. Note that the first 3 decimals coincide. The cubic root of 90467572 is about 448.9152010068.
The spelling of 90467572 in words is "ninety million, four hundred sixty-seven thousand, five hundred seventy-two".
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