Base | Representation |
---|---|
bin | 1010101101111… |
… | …00001111111110 |
3 | 20021011101122202 |
4 | 11112330033332 |
5 | 141003300110 |
6 | 12530511502 |
7 | 2141065133 |
oct | 526741776 |
9 | 207141582 |
10 | 89900030 |
11 | 46823250 |
12 | 26135592 |
13 | 158185ac |
14 | bd2258a |
15 | 7d5c0a5 |
hex | 55bc3fe |
89900030 has 16 divisors (see below), whose sum is σ = 176531184. Its totient is φ = 32690880.
The previous prime is 89900023. The next prime is 89900051. The reversal of 89900030 is 3000998.
It is a junction number, because it is equal to n+sod(n) for n = 89899966 and 89900002.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 408527 + ... + 408746.
It is an arithmetic number, because the mean of its divisors is an integer number (11033199).
Almost surely, 289900030 is an apocalyptic number.
89900030 is a deficient number, since it is larger than the sum of its proper divisors (86631154).
89900030 is a wasteful number, since it uses less digits than its factorization.
89900030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 817291.
The product of its (nonzero) digits is 1944, while the sum is 29.
The square root of 89900030 is about 9481.5626349247. The cubic root of 89900030 is about 447.9744850211.
The spelling of 89900030 in words is "eighty-nine million, nine hundred thousand, thirty".
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