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4130481 = 31376827
BaseRepresentation
bin1111110000011010110001
321202211221210
433300122301
52024133411
6224310333
750052135
oct17603261
97684853
104130481
112371323
1214723a9
13b18094
147973c5
15568ca6
hex3f06b1

4130481 has 4 divisors (see below), whose sum is σ = 5507312. Its totient is φ = 2753652.

The previous prime is 4130479. The next prime is 4130519. The reversal of 4130481 is 1840314.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4130481 - 21 = 4130479 is a prime.

It is a super-2 number, since 2×41304812 = 34121746582722, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4130461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 688411 + ... + 688416.

It is an arithmetic number, because the mean of its divisors is an integer number (1376828).

Almost surely, 24130481 is an apocalyptic number.

It is an amenable number.

4130481 is a deficient number, since it is larger than the sum of its proper divisors (1376831).

4130481 is a wasteful number, since it uses less digits than its factorization.

4130481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1376830.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 4130481 is about 2032.3584821581. The cubic root of 4130481 is about 160.4477173678.

Adding to 4130481 its reverse (1840314), we get a palindrome (5970795).

The spelling of 4130481 in words is "four million, one hundred thirty thousand, four hundred eighty-one".

Divisors: 1 3 1376827 4130481