Base | Representation |
---|---|
bin | 1010110010111… |
… | …11110111100110 |
3 | 20022102102222101 |
4 | 11121133313212 |
5 | 141141221324 |
6 | 12553122314 |
7 | 2146556050 |
oct | 531376746 |
9 | 208372871 |
10 | 90570214 |
11 | 47140819 |
12 | 263b939a |
13 | 159c1657 |
14 | c0588d0 |
15 | 7e40944 |
hex | 565fde6 |
90570214 has 16 divisors (see below), whose sum is σ = 155490048. Its totient is φ = 38759112.
The previous prime is 90570211. The next prime is 90570217. The reversal of 90570214 is 41207509.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (90570211) and next prime (90570217).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (90570211) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6049 + ... + 14755.
It is an arithmetic number, because the mean of its divisors is an integer number (9718128).
Almost surely, 290570214 is an apocalyptic number.
90570214 is a deficient number, since it is larger than the sum of its proper divisors (64919834).
90570214 is a wasteful number, since it uses less digits than its factorization.
90570214 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9459.
The product of its (nonzero) digits is 2520, while the sum is 28.
The square root of 90570214 is about 9516.8384456184. The cubic root of 90570214 is about 449.0849124217.
The spelling of 90570214 in words is "ninety million, five hundred seventy thousand, two hundred fourteen".
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