Base | Representation |
---|---|
bin | 1001001100001… |
… | …11100010101110 |
3 | 12101002011000010 |
4 | 10212013202232 |
5 | 124214214410 |
6 | 11352314050 |
7 | 1624230633 |
oct | 446074256 |
9 | 171064003 |
10 | 77101230 |
11 | 3a581328 |
12 | 219a2926 |
13 | 12c86b3b |
14 | a35018a |
15 | 6b7ec20 |
hex | 49878ae |
77101230 has 32 divisors (see below), whose sum is σ = 185276448. Its totient is φ = 20534400.
The previous prime is 77101187. The next prime is 77101253. The reversal of 77101230 is 3210177.
It is a junction number, because it is equal to n+sod(n) for n = 77101197 and 77101206.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40500 + ... + 42360.
It is an arithmetic number, because the mean of its divisors is an integer number (5789889).
Almost surely, 277101230 is an apocalyptic number.
77101230 is an abundant number, since it is smaller than the sum of its proper divisors (108175218).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
77101230 is a wasteful number, since it uses less digits than its factorization.
77101230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3252.
The product of its (nonzero) digits is 294, while the sum is 21.
The square root of 77101230 is about 8780.7306074153. The cubic root of 77101230 is about 425.6184398928.
The spelling of 77101230 in words is "seventy-seven million, one hundred one thousand, two hundred thirty".
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