Base | Representation |
---|---|
bin | 1001001011111… |
… | …00010001100100 |
3 | 12100222210200201 |
4 | 10211330101210 |
5 | 124211230301 |
6 | 11351320244 |
7 | 1623646240 |
oct | 445742144 |
9 | 170883621 |
10 | 77055076 |
11 | 3a54a68a |
12 | 21980084 |
13 | 12c6bb27 |
14 | a33b420 |
15 | 6b71201 |
hex | 497c464 |
77055076 has 12 divisors (see below), whose sum is σ = 154110208. Its totient is φ = 33023592.
The previous prime is 77055061. The next prime is 77055079. The reversal of 77055076 is 67055077.
77055076 is an admirable number.
It is not an unprimeable number, because it can be changed into a prime (77055079) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1375956 + ... + 1376011.
Almost surely, 277055076 is an apocalyptic number.
It is an amenable number.
77055076 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
77055076 is a wasteful number, since it uses less digits than its factorization.
77055076 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2751978 (or 2751976 counting only the distinct ones).
The product of its (nonzero) digits is 51450, while the sum is 37.
The square root of 77055076 is about 8778.1020727718. The cubic root of 77055076 is about 425.5334956599.
Subtracting from 77055076 its reverse (67055077), we obtain a palindrome (9999999).
The spelling of 77055076 in words is "seventy-seven million, fifty-five thousand, seventy-six".
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