Base | Representation |
---|---|
bin | 1010001110001010… |
… | …00100100011001110 |
3 | 112011102122211000121 |
4 | 11013011010203032 |
5 | 42214243311430 |
6 | 2304303415154 |
7 | 252661542010 |
oct | 50705044316 |
9 | 15142584017 |
10 | 5487478990 |
11 | 23665a2204 |
12 | 10918b44ba |
13 | 695b4b7b6 |
14 | 3a0b181b0 |
15 | 221b49a7a |
hex | 1471448ce |
5487478990 has 16 divisors (see below), whose sum is σ = 11288528352. Its totient is φ = 1881421344.
The previous prime is 5487478973. The next prime is 5487479009. The reversal of 5487478990 is 998747845.
It is a super-2 number, since 2×54874789902 = 60224851331382840200, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39196209 + ... + 39196348.
It is an arithmetic number, because the mean of its divisors is an integer number (705533022).
Almost surely, 25487478990 is an apocalyptic number.
5487478990 is an abundant number, since it is smaller than the sum of its proper divisors (5801049362).
5487478990 is a wasteful number, since it uses less digits than its factorization.
5487478990 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 78392571.
The product of its (nonzero) digits is 20321280, while the sum is 61.
The square root of 5487478990 is about 74077.5201393783. The cubic root of 5487478990 is about 1763.8336490841.
The spelling of 5487478990 in words is "five billion, four hundred eighty-seven million, four hundred seventy-eight thousand, nine hundred ninety".
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