Base | Representation |
---|---|
bin | 1010101001111… |
… | …00101110000101 |
3 | 20020011212010001 |
4 | 11110330232011 |
5 | 140340041134 |
6 | 12511401301 |
7 | 2133461203 |
oct | 524745605 |
9 | 206155101 |
10 | 89377669 |
11 | 464a6847 |
12 | 25b23231 |
13 | 156948c4 |
14 | bc28073 |
15 | 7ca7414 |
hex | 553cb85 |
89377669 has 4 divisors (see below), whose sum is σ = 89449920. Its totient is φ = 89305420.
The previous prime is 89377667. The next prime is 89377679. The reversal of 89377669 is 96677398.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 96677398 = 2 ⋅48338699.
It is a cyclic number.
It is not a de Polignac number, because 89377669 - 21 = 89377667 is a prime.
It is a super-2 number, since 2×893776692 = 15976735431747122, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (89377667) 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, 34237 + ... + 36754.
It is an arithmetic number, because the mean of its divisors is an integer number (22362480).
Almost surely, 289377669 is an apocalyptic number.
It is an amenable number.
89377669 is a deficient number, since it is larger than the sum of its proper divisors (72251).
89377669 is a wasteful number, since it uses less digits than its factorization.
89377669 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 72250.
The product of its digits is 3429216, while the sum is 55.
The square root of 89377669 is about 9453.9763591835. The cubic root of 89377669 is about 447.1051523728.
The spelling of 89377669 in words is "eighty-nine million, three hundred seventy-seven thousand, six hundred sixty-nine".
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