Base | Representation |
---|---|
bin | 101000010111111… |
… | …101100110101101 |
3 | 1202012120222100100 |
4 | 220113331212231 |
5 | 2341401322120 |
6 | 151114221313 |
7 | 22533360324 |
oct | 5027754655 |
9 | 1665528310 |
10 | 677370285 |
11 | 3183a3359 |
12 | 16aa24839 |
13 | aa448027 |
14 | 65d670bb |
15 | 3e702490 |
hex | 285fd9ad |
677370285 has 48 divisors (see below), whose sum is σ = 1222578864. Its totient is φ = 346622976.
The previous prime is 677370283. The next prime is 677370301. The reversal of 677370285 is 582073776.
It can be written as a sum of positive squares in 8 ways, for example, as 6456681 + 670913604 = 2541^2 + 25902^2 .
It is not a de Polignac number, because 677370285 - 21 = 677370283 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 677370285.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (677370283) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 118759 + ... + 124331.
It is an arithmetic number, because the mean of its divisors is an integer number (25470393).
Almost surely, 2677370285 is an apocalyptic number.
It is an amenable number.
677370285 is a deficient number, since it is larger than the sum of its proper divisors (545208579).
677370285 is a wasteful number, since it uses less digits than its factorization.
677370285 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5694 (or 5691 counting only the distinct ones).
The product of its (nonzero) digits is 493920, while the sum is 45.
The square root of 677370285 is about 26026.3382941204. The cubic root of 677370285 is about 878.2309005228.
The spelling of 677370285 in words is "six hundred seventy-seven million, three hundred seventy thousand, two hundred eighty-five".
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