Base | Representation |
---|---|
bin | 1001001011000… |
… | …00101001110100 |
3 | 12100210001111111 |
4 | 10211200221310 |
5 | 124144120230 |
6 | 11345044404 |
7 | 1622665345 |
oct | 445405164 |
9 | 170701444 |
10 | 76941940 |
11 | 3a482689 |
12 | 21926704 |
13 | 12c2c49a |
14 | a30c0cc |
15 | 6b4c92a |
hex | 4960a74 |
76941940 has 24 divisors (see below), whose sum is σ = 162763272. Its totient is φ = 30551040.
The previous prime is 76941937. The next prime is 76941947. The reversal of 76941940 is 4914967.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 4112784 + 72829156 = 2028^2 + 8534^2 .
It is a junction number, because it is equal to n+sod(n) for n = 76941893 and 76941902.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (76941947) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11301 + ... + 16780.
It is an arithmetic number, because the mean of its divisors is an integer number (6781803).
Almost surely, 276941940 is an apocalyptic number.
It is an amenable number.
76941940 is an abundant number, since it is smaller than the sum of its proper divisors (85821332).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
76941940 is a wasteful number, since it uses less digits than its factorization.
76941940 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28227 (or 28225 counting only the distinct ones).
The product of its (nonzero) digits is 54432, while the sum is 40.
The square root of 76941940 is about 8771.6554879909. The cubic root of 76941940 is about 425.3251306767.
The spelling of 76941940 in words is "seventy-six million, nine hundred forty-one thousand, nine hundred forty".
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