Base | Representation |
---|---|
bin | 11001100001010… |
… | …111000000010011 |
3 | 1002211200120012101 |
4 | 121201113000103 |
5 | 1334103103004 |
6 | 110253141231 |
7 | 13416300502 |
oct | 3141270023 |
9 | 1084616171 |
10 | 428175379 |
11 | 1aa76a555 |
12 | bb48a817 |
13 | 6a927c18 |
14 | 40c1a839 |
15 | 278cbba4 |
hex | 19857013 |
428175379 has 8 divisors (see below), whose sum is σ = 467987328. Its totient is φ = 389988480.
The previous prime is 428175361. The next prime is 428175389. The reversal of 428175379 is 973571824.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 428175379 - 25 = 428175347 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (428175329) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 405712 + ... + 406765.
It is an arithmetic number, because the mean of its divisors is an integer number (58498416).
Almost surely, 2428175379 is an apocalyptic number.
428175379 is a deficient number, since it is larger than the sum of its proper divisors (39811949).
428175379 is a wasteful number, since it uses less digits than its factorization.
428175379 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 812525.
The product of its digits is 423360, while the sum is 46.
The square root of 428175379 is about 20692.3990634242. The cubic root of 428175379 is about 753.7151246713.
The spelling of 428175379 in words is "four hundred twenty-eight million, one hundred seventy-five thousand, three hundred seventy-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •