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5180071 = 13398467
BaseRepresentation
bin10011110000101010100111
3100202011201111
4103300222213
52311230241
6303005451
762013151
oct23605247
910664644
105180071
112a18956
121899887
1310c4a40
1498bad1
156c4c81
hex4f0aa7

5180071 has 4 divisors (see below), whose sum is σ = 5578552. Its totient is φ = 4781592.

The previous prime is 5180057. The next prime is 5180099. The reversal of 5180071 is 1700815.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5180071 - 27 = 5179943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5180041) 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, 199221 + ... + 199246.

It is an arithmetic number, because the mean of its divisors is an integer number (1394638).

Almost surely, 25180071 is an apocalyptic number.

5180071 is a deficient number, since it is larger than the sum of its proper divisors (398481).

5180071 is a wasteful number, since it uses less digits than its factorization.

5180071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398480.

The product of its (nonzero) digits is 280, while the sum is 22.

The square root of 5180071 is about 2275.9769330993. The cubic root of 5180071 is about 173.0262136317.

Adding to 5180071 its reverse (1700815), we get a palindrome (6880886).

The spelling of 5180071 in words is "five million, one hundred eighty thousand, seventy-one".

Divisors: 1 13 398467 5180071