Base | Representation |
---|---|
bin | 1001010000100… |
… | …10011101010110 |
3 | 12102011001112012 |
4 | 10220102131112 |
5 | 124340421410 |
6 | 11412424222 |
7 | 1632120551 |
oct | 450223526 |
9 | 172131465 |
10 | 77670230 |
11 | 3a92a880 |
12 | 22018072 |
13 | 13125b21 |
14 | a45b698 |
15 | 6c43605 |
hex | 4a12756 |
77670230 has 32 divisors (see below), whose sum is σ = 153964800. Its totient is φ = 27975520.
The previous prime is 77670223. The next prime is 77670251. The reversal of 77670230 is 3207677.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8471 + ... + 15069.
It is an arithmetic number, because the mean of its divisors is an integer number (4811400).
Almost surely, 277670230 is an apocalyptic number.
77670230 is a deficient number, since it is larger than the sum of its proper divisors (76294570).
77670230 is a wasteful number, since it uses less digits than its factorization.
77670230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6724.
The product of its (nonzero) digits is 12348, while the sum is 32.
The square root of 77670230 is about 8813.0715417498. The cubic root of 77670230 is about 426.6628831316.
The spelling of 77670230 in words is "seventy-seven million, six hundred seventy thousand, two hundred thirty".
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