Base | Representation |
---|---|
bin | 1001001011001… |
… | …10100000110100 |
3 | 12100211021102101 |
4 | 10211212200310 |
5 | 124200402230 |
6 | 11345351444 |
7 | 1623125332 |
oct | 445464064 |
9 | 170737371 |
10 | 76965940 |
11 | 3a499717 |
12 | 21938584 |
13 | 12c3a39c |
14 | a316b52 |
15 | 6b54aca |
hex | 4966834 |
76965940 has 24 divisors (see below), whose sum is σ = 161801640. Its totient is φ = 30753408.
The previous prime is 76965929. The next prime is 76965943. The reversal of 76965940 is 4956967.
It can be written as a sum of positive squares in 4 ways, for example, as 17956 + 76947984 = 134^2 + 8772^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (76965943) 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, 27234 + ... + 29926.
It is an arithmetic number, because the mean of its divisors is an integer number (6741735).
Almost surely, 276965940 is an apocalyptic number.
It is an amenable number.
76965940 is an abundant number, since it is smaller than the sum of its proper divisors (84835700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
76965940 is a wasteful number, since it uses less digits than its factorization.
76965940 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4131 (or 4129 counting only the distinct ones).
The product of its (nonzero) digits is 408240, while the sum is 46.
The square root of 76965940 is about 8773.0234241110. The cubic root of 76965940 is about 425.3693490487.
The spelling of 76965940 in words is "seventy-six million, nine hundred sixty-five thousand, nine hundred forty".
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