Search a number
-
+
407061 = 32311459
BaseRepresentation
bin1100011011000010101
3202200101100
41203120111
5101011221
612420313
73313524
oct1433025
9680340
10407061
11258916
12177699
13113385
14a84bb
1580926
hex63615

407061 has 12 divisors (see below), whose sum is σ = 607360. Its totient is φ = 262440.

The previous prime is 407059. The next prime is 407083. The reversal of 407061 is 160704.

It is not a de Polignac number, because 407061 - 21 = 407059 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (407861) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 451 + ... + 1008.

2407061 is an apocalyptic number.

It is an amenable number.

407061 is a deficient number, since it is larger than the sum of its proper divisors (200299).

407061 is a wasteful number, since it uses less digits than its factorization.

407061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1496 (or 1493 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 407061 is about 638.0133227449. The cubic root of 407061 is about 74.1116527321. Note that the first 3 decimals are identical.

Adding to 407061 its reverse (160704), we get a palindrome (567765).

The spelling of 407061 in words is "four hundred seven thousand, sixty-one".

Divisors: 1 3 9 31 93 279 1459 4377 13131 45229 135687 407061