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5381115 = 35615881
BaseRepresentation
bin10100100001101111111011
3101010101111120
4110201233323
52334143430
6311200323
763511245
oct24415773
911111446
105381115
113045a03
1219760a3
1311653bc
14a01095
15714610
hex521bfb

5381115 has 16 divisors (see below), whose sum is σ = 8752416. Its totient is φ = 2822400.

The previous prime is 5381113. The next prime is 5381141. The reversal of 5381115 is 5111835.

It is not a de Polignac number, because 5381115 - 21 = 5381113 is a prime.

It is a plaindrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5381111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2026 + ... + 3855.

It is an arithmetic number, because the mean of its divisors is an integer number (547026).

Almost surely, 25381115 is an apocalyptic number.

5381115 is a deficient number, since it is larger than the sum of its proper divisors (3371301).

5381115 is a wasteful number, since it uses less digits than its factorization.

5381115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5950.

The product of its digits is 600, while the sum is 24.

The square root of 5381115 is about 2319.7230438136. The cubic root of 5381115 is about 175.2363066163.

It can be divided in two parts, 538 and 1115, that added together give a triangular number (1653 = T57).

The spelling of 5381115 in words is "five million, three hundred eighty-one thousand, one hundred fifteen".

Divisors: 1 3 5 15 61 183 305 915 5881 17643 29405 88215 358741 1076223 1793705 5381115