Base | Representation |
---|---|
bin | 1001001111001… |
… | …00001110111110 |
3 | 12101210102210202 |
4 | 10213210032332 |
5 | 124313342034 |
6 | 11404403502 |
7 | 1630401551 |
oct | 447441676 |
9 | 171712722 |
10 | 77480894 |
11 | 3a8105a7 |
12 | 21b46592 |
13 | 1308a8aa |
14 | a40c698 |
15 | 6c0747e |
hex | 49e43be |
77480894 has 8 divisors (see below), whose sum is σ = 117001800. Its totient is φ = 38480296.
The previous prime is 77480891. The next prime is 77480903. The reversal of 77480894 is 49808477.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (77480891) 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, 129704 + ... + 130299.
It is an arithmetic number, because the mean of its divisors is an integer number (14625225).
Almost surely, 277480894 is an apocalyptic number.
77480894 is a deficient number, since it is larger than the sum of its proper divisors (39520906).
77480894 is a wasteful number, since it uses less digits than its factorization.
77480894 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 260154.
The product of its (nonzero) digits is 451584, while the sum is 47.
The square root of 77480894 is about 8802.3232160606. The cubic root of 77480894 is about 426.3159103223.
The spelling of 77480894 in words is "seventy-seven million, four hundred eighty thousand, eight hundred ninety-four".
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