Base | Representation |
---|---|
bin | 1001000110110… |
… | …01000000100100 |
3 | 12022201211100201 |
4 | 10203121000210 |
5 | 124023330330 |
6 | 11325120244 |
7 | 1615162462 |
oct | 443310044 |
9 | 168654321 |
10 | 76386340 |
11 | 3a133208 |
12 | 216b9084 |
13 | 12a96624 |
14 | a205832 |
15 | 6a8ceca |
hex | 48d9024 |
76386340 has 24 divisors (see below), whose sum is σ = 161494200. Its totient is φ = 30348288.
The previous prime is 76386329. The next prime is 76386347. The reversal of 76386340 is 4368367.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 68644 + 76317696 = 262^2 + 8736^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 76386340.
It is not an unprimeable number, because it can be changed into a prime (76386347) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9837 + ... + 15796.
It is an arithmetic number, because the mean of its divisors is an integer number (6728925).
Almost surely, 276386340 is an apocalyptic number.
It is an amenable number.
76386340 is an abundant number, since it is smaller than the sum of its proper divisors (85107860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
76386340 is a wasteful number, since it uses less digits than its factorization.
76386340 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25791 (or 25789 counting only the distinct ones).
The product of its (nonzero) digits is 72576, while the sum is 37.
The square root of 76386340 is about 8739.9279173229. The cubic root of 76386340 is about 424.2988948010.
The spelling of 76386340 in words is "seventy-six million, three hundred eighty-six thousand, three hundred forty".
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