Search a number
-
+
434280441 = 3720680021
BaseRepresentation
bin11001111000101…
…001011111111001
31010021011201202210
4121320221133321
51342133433231
6111032045333
713522215510
oct3170513771
91107151683
10434280441
1120315a361
12101533849
136bc8499a
1441969677
15281d5a46
hex19e297f9

434280441 has 8 divisors (see below), whose sum is σ = 661760704. Its totient is φ = 248160240.

The previous prime is 434280439. The next prime is 434280443. The reversal of 434280441 is 144082434.

It is an interprime number because it is at equal distance from previous prime (434280439) and next prime (434280443).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 434280441 - 21 = 434280439 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 434280399 and 434280408.

It is not an unprimeable number, because it can be changed into a prime (434280443) 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, 10339990 + ... + 10340031.

It is an arithmetic number, because the mean of its divisors is an integer number (82720088).

Almost surely, 2434280441 is an apocalyptic number.

It is an amenable number.

434280441 is a deficient number, since it is larger than the sum of its proper divisors (227480263).

434280441 is a wasteful number, since it uses less digits than its factorization.

434280441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20680031.

The product of its (nonzero) digits is 12288, while the sum is 30.

The square root of 434280441 is about 20839.3963684172. The cubic root of 434280441 is about 757.2804701013.

It can be divided in two parts, 434 and 280441, that added together give a triangular number (280875 = T749).

The spelling of 434280441 in words is "four hundred thirty-four million, two hundred eighty thousand, four hundred forty-one".

Divisors: 1 3 7 21 20680021 62040063 144760147 434280441