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5162109 = 31720703
BaseRepresentation
bin10011101100010001111101
3100201021002020
4103230101331
52310141414
6302350353
761606611
oct23542175
910637066
105162109
112a06407
12188b3b9
1310b9804
14985341
156be7a9
hex4ec47d

5162109 has 4 divisors (see below), whose sum is σ = 6882816. Its totient is φ = 3441404.

The previous prime is 5162099. The next prime is 5162123. The reversal of 5162109 is 9012615.

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 a cyclic number.

It is not a de Polignac number, because 5162109 - 24 = 5162093 is a prime.

It is a D-number.

5162109 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5162159) 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 3 ways as a sum of consecutive naturals, for example, 860349 + ... + 860354.

It is an arithmetic number, because the mean of its divisors is an integer number (1720704).

Almost surely, 25162109 is an apocalyptic number.

It is an amenable number.

5162109 is a deficient number, since it is larger than the sum of its proper divisors (1720707).

5162109 is a wasteful number, since it uses less digits than its factorization.

5162109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1720706.

The product of its (nonzero) digits is 540, while the sum is 24.

The square root of 5162109 is about 2272.0275086363. The cubic root of 5162109 is about 172.8259914071.

The spelling of 5162109 in words is "five million, one hundred sixty-two thousand, one hundred nine".

Divisors: 1 3 1720703 5162109