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5097361 = 31164431
BaseRepresentation
bin10011011100011110010001
3100120222021011
4103130132101
52301103421
6301130521
761220053
oct23343621
910528234
105097361
1129717a5
121859a41
1310961b9
149698d3
156aa4e1
hex4dc791

5097361 has 4 divisors (see below), whose sum is σ = 5261824. Its totient is φ = 4932900.

The previous prime is 5097353. The next prime is 5097401. The reversal of 5097361 is 1637905.

5097361 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1637905 = 5327581.

It is a cyclic number.

It is not a de Polignac number, because 5097361 - 23 = 5097353 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31), and also a Moran number because the ratio is a prime number: 164431 = 5097361 / (5 + 0 + 9 + 7 + 3 + 6 + 1).

It is a Duffinian number.

5097361 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5097461) 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, 82185 + ... + 82246.

It is an arithmetic number, because the mean of its divisors is an integer number (1315456).

Almost surely, 25097361 is an apocalyptic number.

It is an amenable number.

5097361 is a deficient number, since it is larger than the sum of its proper divisors (164463).

5097361 is a wasteful number, since it uses less digits than its factorization.

5097361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164462.

The product of its (nonzero) digits is 5670, while the sum is 31.

The square root of 5097361 is about 2257.7335981023. The cubic root of 5097361 is about 172.1003673271.

The spelling of 5097361 in words is "five million, ninety-seven thousand, three hundred sixty-one".

Divisors: 1 31 164431 5097361