Base | Representation |
---|---|
bin | 1001001000110… |
… | …01011000111111 |
3 | 12100020020002122 |
4 | 10210121120333 |
5 | 124110300142 |
6 | 11334513155 |
7 | 1620341345 |
oct | 444313077 |
9 | 170206078 |
10 | 76650047 |
11 | 3a2a3351 |
12 | 218057bb |
13 | 12b59676 |
14 | a273995 |
15 | 6ae11d2 |
hex | 491963f |
76650047 has 12 divisors (see below), whose sum is σ = 81655920. Its totient is φ = 71934912.
The previous prime is 76650029. The next prime is 76650071. The reversal of 76650047 is 74005667.
It is not a de Polignac number, because 76650047 - 26 = 76649983 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 76649989 and 76650016.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (76650247) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39854 + ... + 41732.
It is an arithmetic number, because the mean of its divisors is an integer number (6804660).
Almost surely, 276650047 is an apocalyptic number.
76650047 is a deficient number, since it is larger than the sum of its proper divisors (5005873).
76650047 is a wasteful number, since it uses less digits than its factorization.
76650047 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2030 (or 2011 counting only the distinct ones).
The product of its (nonzero) digits is 35280, while the sum is 35.
The square root of 76650047 is about 8755.0012564248. The cubic root of 76650047 is about 424.7866001326.
The spelling of 76650047 in words is "seventy-six million, six hundred fifty thousand, forty-seven".
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