Base | Representation |
---|---|
bin | 1001010111010… |
… | …00000110011000 |
3 | 12110210111220100 |
4 | 10223220012120 |
5 | 130101422204 |
6 | 11443255400 |
7 | 1642424025 |
oct | 453500630 |
9 | 173714810 |
10 | 78545304 |
11 | 40378282 |
12 | 2237a560 |
13 | 13371216 |
14 | a60854c |
15 | 6d67a39 |
hex | 4ae8198 |
78545304 has 48 divisors (see below), whose sum is σ = 225243720. Its totient is φ = 24641280.
The previous prime is 78545281. The next prime is 78545333. The reversal of 78545304 is 40354587.
78545304 is a `hidden beast` number, since 78 + 54 + 530 + 4 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30862 + ... + 33309.
Almost surely, 278545304 is an apocalyptic number.
It is an amenable number.
78545304 is an abundant number, since it is smaller than the sum of its proper divisors (146698416).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
78545304 is a wasteful number, since it uses less digits than its factorization.
78545304 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 64200 (or 64193 counting only the distinct ones).
The product of its (nonzero) digits is 67200, while the sum is 36.
The square root of 78545304 is about 8862.5788571950. The cubic root of 78545304 is about 428.2592396917.
The spelling of 78545304 in words is "seventy-eight million, five hundred forty-five thousand, three hundred four".
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