Base | Representation |
---|---|
bin | 11001001001100… |
… | …110010001011100 |
3 | 1002101222002201200 |
4 | 121021212101130 |
5 | 1331004241320 |
6 | 105511435500 |
7 | 13312325415 |
oct | 3111462134 |
9 | 1071862650 |
10 | 421946460 |
11 | 1a71a5691 |
12 | b9385b90 |
13 | 69556980 |
14 | 4007880c |
15 | 2709b290 |
hex | 1926645c |
421946460 has 144 divisors (see below), whose sum is σ = 1459575936. Its totient is φ = 97744896.
The previous prime is 421946453. The next prime is 421946467. The reversal of 421946460 is 64649124.
421946460 is a `hidden beast` number, since 4 + 2 + 1 + 9 + 4 + 646 + 0 = 666.
It is an interprime number because it is at equal distance from previous prime (421946453) and next prime (421946467).
It is a super-3 number, since 3×4219464603 (a number of 27 digits) contains 333 as substring.
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (421946467) 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 47 ways as a sum of consecutive naturals, for example, 34477 + ... + 45083.
It is an arithmetic number, because the mean of its divisors is an integer number (10135944).
Almost surely, 2421946460 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 421946460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (729787968).
421946460 is an abundant number, since it is smaller than the sum of its proper divisors (1037629476).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
421946460 is a wasteful number, since it uses less digits than its factorization.
421946460 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10652 (or 10647 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 36.
The square root of 421946460 is about 20541.3353996277. The cubic root of 421946460 is about 750.0423442759.
The spelling of 421946460 in words is "four hundred twenty-one million, nine hundred forty-six thousand, four hundred sixty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.030 sec. • engine limits •