Base | Representation |
---|---|
bin | 1001010000101… |
… | …11010100010110 |
3 | 12102012001211101 |
4 | 10220113110112 |
5 | 124342041014 |
6 | 11413100314 |
7 | 1632232564 |
oct | 450272426 |
9 | 172161741 |
10 | 77690134 |
11 | 3a943825 |
12 | 2202769a |
13 | 13131bc2 |
14 | a464a34 |
15 | 6c49474 |
hex | 4a17516 |
77690134 has 8 divisors (see below), whose sum is σ = 116572608. Its totient is φ = 38832600.
The previous prime is 77690131. The next prime is 77690143. The reversal of 77690134 is 43109677.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 77690093 and 77690102.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (77690131) 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, 9019 + ... + 15385.
It is an arithmetic number, because the mean of its divisors is an integer number (14571576).
Almost surely, 277690134 is an apocalyptic number.
77690134 is a deficient number, since it is larger than the sum of its proper divisors (38882474).
77690134 is a wasteful number, since it uses less digits than its factorization.
77690134 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12470.
The product of its (nonzero) digits is 31752, while the sum is 37.
The square root of 77690134 is about 8814.2007011413. The cubic root of 77690134 is about 426.6993259777.
The spelling of 77690134 in words is "seventy-seven million, six hundred ninety thousand, one hundred thirty-four".
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