Search a number
431413 = 4767137
BaseRepresentation
bin1101001010100110101
3210220210021
41221110311
5102301123
613125141
73444523
oct1512465
9726707
10431413
11275144
121897b1
13121498
14b3313
1587c5d
hex69535

431413 has 8 divisors (see below), whose sum is σ = 450432. Its totient is φ = 412896.

The previous prime is 431399. The next prime is 431423. The reversal of 431413 is 314134.

Adding to 431413 its reverse (314134), we get a palindrome (745547).

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 431413 - 25 = 431381 is a prime.

It is a super-2 number, since 2×4314132 = 372234353138, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

431413 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431423) 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, 3081 + ... + 3217.

It is an arithmetic number, because the mean of its divisors is an integer number (56304).

2431413 is an apocalyptic number.

It is an amenable number.

431413 is a deficient number, since it is larger than the sum of its proper divisors (19019).

431413 is a wasteful number, since it uses less digits than its factorization.

431413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251.

The product of its digits is 144, while the sum is 16.

The square root of 431413 is about 656.8203711823. The cubic root of 431413 is about 75.5610079527.

The spelling of 431413 in words is "four hundred thirty-one thousand, four hundred thirteen".

Divisors: 1 47 67 137 3149 6439 9179 431413