Base | Representation |
---|---|
bin | 11001011101110… |
… | …111001111110101 |
3 | 1002202221222222120 |
4 | 121131313033311 |
5 | 1333334240434 |
6 | 110221350153 |
7 | 13405432452 |
oct | 3135671765 |
9 | 1082858876 |
10 | 427258869 |
11 | 1aa1a3a04 |
12 | bb108359 |
13 | 6a6969cb |
14 | 40a5c829 |
15 | 2779a349 |
hex | 197773f5 |
427258869 has 16 divisors (see below), whose sum is σ = 585887040. Its totient is φ = 276756480.
The previous prime is 427258849. The next prime is 427258877. The reversal of 427258869 is 968852724.
It is not a de Polignac number, because 427258869 - 25 = 427258837 is a prime.
It is a super-2 number, since 2×4272588692 = 365100282278318322, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (427258849) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93109 + ... + 97589.
It is an arithmetic number, because the mean of its divisors is an integer number (36617940).
Almost surely, 2427258869 is an apocalyptic number.
It is an amenable number.
427258869 is a deficient number, since it is larger than the sum of its proper divisors (158628171).
427258869 is a wasteful number, since it uses less digits than its factorization.
427258869 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5380.
The product of its digits is 1935360, while the sum is 51.
The square root of 427258869 is about 20670.2411451826. The cubic root of 427258869 is about 753.1769644166.
The spelling of 427258869 in words is "four hundred twenty-seven million, two hundred fifty-eight thousand, eight hundred sixty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •