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5013381 = 37123537
BaseRepresentation
bin10011000111111110000101
3100102201001210
4103013332011
52240412011
6255242033
760420162
oct23077605
910381053
105013381
11291469a
121819319
131066bc9
14947069
156906a6
hex4c7f85

5013381 has 8 divisors (see below), whose sum is σ = 6778944. Its totient is φ = 3295040.

The previous prime is 5013377. The next prime is 5013383. The reversal of 5013381 is 1833105.

It is a happy number.

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 5013381 - 22 = 5013377 is a prime.

It is a super-2 number, since 2×50133812 = 50267978102322, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5013383) 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 7 ways as a sum of consecutive naturals, for example, 11556 + ... + 11981.

It is an arithmetic number, because the mean of its divisors is an integer number (847368).

Almost surely, 25013381 is an apocalyptic number.

It is an amenable number.

5013381 is a deficient number, since it is larger than the sum of its proper divisors (1765563).

5013381 is a wasteful number, since it uses less digits than its factorization.

5013381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23611.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 5013381 is about 2239.0580608819. The cubic root of 5013381 is about 171.1500000469.

Adding to 5013381 its reverse (1833105), we get a palindrome (6846486).

It can be divided in two parts, 50 and 13381, that added together give a palindrome (13431).

The spelling of 5013381 in words is "five million, thirteen thousand, three hundred eighty-one".

Divisors: 1 3 71 213 23537 70611 1671127 5013381