Base | Representation |
---|---|
bin | 1001000110000… |
… | …00101100001010 |
3 | 12022112202201110 |
4 | 10203000230022 |
5 | 124012133410 |
6 | 11323031150 |
7 | 1614266202 |
oct | 443005412 |
9 | 168482643 |
10 | 76286730 |
11 | 3a075393 |
12 | 2166b4b6 |
13 | 12a601a0 |
14 | a1bb402 |
15 | 6a6d720 |
hex | 48c0b0a |
76286730 has 64 divisors (see below), whose sum is σ = 201801600. Its totient is φ = 18337536.
The previous prime is 76286677. The next prime is 76286761. The reversal of 76286730 is 3768267.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14496 + ... + 19044.
It is an arithmetic number, because the mean of its divisors is an integer number (3153150).
Almost surely, 276286730 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 76286730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100900800).
76286730 is an abundant number, since it is smaller than the sum of its proper divisors (125514870).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
76286730 is a wasteful number, since it uses less digits than its factorization.
76286730 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4615.
The product of its (nonzero) digits is 84672, while the sum is 39.
The square root of 76286730 is about 8734.2274987545. The cubic root of 76286730 is about 424.1143818913.
The spelling of 76286730 in words is "seventy-six million, two hundred eighty-six thousand, seven hundred thirty".
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