Base | Representation |
---|---|
bin | 1001010111000… |
… | …00100100100100 |
3 | 12110201221121021 |
4 | 10223200210210 |
5 | 130044430333 |
6 | 11442500524 |
7 | 1642235104 |
oct | 453404444 |
9 | 173657537 |
10 | 78514468 |
11 | 4035709a |
12 | 22364744 |
13 | 13360186 |
14 | a5db204 |
15 | 6d5d82d |
hex | 4ae0924 |
78514468 has 12 divisors (see below), whose sum is σ = 137516400. Its totient is φ = 39224072.
The previous prime is 78514463. The next prime is 78514477. The reversal of 78514468 is 86441587.
It is not an unprimeable number, because it can be changed into a prime (78514463) 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, 2518 + ... + 12781.
It is an arithmetic number, because the mean of its divisors is an integer number (11459700).
Almost surely, 278514468 is an apocalyptic number.
It is an amenable number.
78514468 is a deficient number, since it is larger than the sum of its proper divisors (59001932).
78514468 is a wasteful number, since it uses less digits than its factorization.
78514468 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16586 (or 16584 counting only the distinct ones).
The product of its digits is 215040, while the sum is 43.
The square root of 78514468 is about 8860.8390121929. The cubic root of 78514468 is about 428.2031891079.
The spelling of 78514468 in words is "seventy-eight million, five hundred fourteen thousand, four hundred sixty-eight".
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