Base | Representation |
---|---|
bin | 1001010011001… |
… | …01100010100101 |
3 | 12102210100100000 |
4 | 10221211202211 |
5 | 124432314113 |
6 | 11424011513 |
7 | 1635035646 |
oct | 451454245 |
9 | 172710300 |
10 | 78010533 |
11 | 40042517 |
12 | 22160b99 |
13 | 132149a3 |
14 | a5096cd |
15 | 6cae373 |
hex | 4a658a5 |
78010533 has 12 divisors (see below), whose sum is σ = 116855648. Its totient is φ = 52006860.
The previous prime is 78010531. The next prime is 78010573. The reversal of 78010533 is 33501087.
It is not a de Polignac number, because 78010533 - 21 = 78010531 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 78010497 and 78010506.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (78010531) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 160273 + ... + 160758.
Almost surely, 278010533 is an apocalyptic number.
It is an amenable number.
78010533 is a deficient number, since it is larger than the sum of its proper divisors (38845115).
78010533 is an equidigital number, since it uses as much as digits as its factorization.
78010533 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 321046 (or 321034 counting only the distinct ones).
The product of its (nonzero) digits is 2520, while the sum is 27.
The square root of 78010533 is about 8832.3571598979. The cubic root of 78010533 is about 427.2850997460.
The spelling of 78010533 in words is "seventy-eight million, ten thousand, five hundred thirty-three".
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