Base | Representation |
---|---|
bin | 1001010011001… |
… | …01101010101010 |
3 | 12102210101001011 |
4 | 10221211222222 |
5 | 124432323200 |
6 | 11424014134 |
7 | 1635040315 |
oct | 451455252 |
9 | 172711034 |
10 | 78011050 |
11 | 40042947 |
12 | 2216134a |
13 | 13214cb0 |
14 | a50997c |
15 | 6cae5ba |
hex | 4a65aaa |
78011050 has 24 divisors (see below), whose sum is σ = 156263436. Its totient is φ = 28803840.
The previous prime is 78011041. The next prime is 78011053. The reversal of 78011050 is 5011087.
It can be written as a sum of positive squares in 6 ways, for example, as 34093921 + 43917129 = 5839^2 + 6627^2 .
It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (78011053) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59359 + ... + 60658.
Almost surely, 278011050 is an apocalyptic number.
78011050 is an abundant number, since it is smaller than the sum of its proper divisors (78252386).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
78011050 is a wasteful number, since it uses less digits than its factorization.
78011050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 120042 (or 120037 counting only the distinct ones).
The product of its (nonzero) digits is 280, while the sum is 22.
The square root of 78011050 is about 8832.3864272347. The cubic root of 78011050 is about 427.2860436609.
The spelling of 78011050 in words is "seventy-eight million, eleven thousand, fifty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •