Base | Representation |
---|---|
bin | 1001010001001… |
… | …00111110000110 |
3 | 12102021220112111 |
4 | 10220210332012 |
5 | 124400333204 |
6 | 11414211234 |
7 | 1632554611 |
oct | 450447606 |
9 | 172256474 |
10 | 77746054 |
11 | 3a981841 |
12 | 22053b1a |
13 | 131514a9 |
14 | a47b178 |
15 | 6c5ad04 |
hex | 4a24f86 |
77746054 has 4 divisors (see below), whose sum is σ = 116619084. Its totient is φ = 38873026.
The previous prime is 77746001. The next prime is 77746061. The reversal of 77746054 is 45064777.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 45064777 = 5483 ⋅8219.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a junction number, because it is equal to n+sod(n) for n = 77745998 and 77746016.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19436512 + ... + 19436515.
It is an arithmetic number, because the mean of its divisors is an integer number (29154771).
Almost surely, 277746054 is an apocalyptic number.
77746054 is a deficient number, since it is larger than the sum of its proper divisors (38873030).
77746054 is a wasteful number, since it uses less digits than its factorization.
77746054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38873029.
The product of its (nonzero) digits is 164640, while the sum is 40.
The square root of 77746054 is about 8817.3722843033. The cubic root of 77746054 is about 426.8016783290.
The spelling of 77746054 in words is "seventy-seven million, seven hundred forty-six thousand, fifty-four".
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