Search a number
-
+
4620131 = 22720353
BaseRepresentation
bin10001100111111101100011
322200201121222
4101213331203
52140321011
6243005255
754161525
oct21477543
98621558
104620131
11267619a
12166982b
13c59c09
14883a15
15613ddb
hex467f63

4620131 has 4 divisors (see below), whose sum is σ = 4640712. Its totient is φ = 4599552.

The previous prime is 4620127. The next prime is 4620137. The reversal of 4620131 is 1310264.

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 4620131 - 22 = 4620127 is a prime.

It is a super-2 number, since 2×46201312 = 42691220914322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4620137) 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, 9950 + ... + 10403.

It is an arithmetic number, because the mean of its divisors is an integer number (1160178).

Almost surely, 24620131 is an apocalyptic number.

4620131 is a deficient number, since it is larger than the sum of its proper divisors (20581).

4620131 is a wasteful number, since it uses less digits than its factorization.

4620131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20580.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 4620131 is about 2149.4489991623. The cubic root of 4620131 is about 166.5526050686.

Adding to 4620131 its reverse (1310264), we get a palindrome (5930395).

The spelling of 4620131 in words is "four million, six hundred twenty thousand, one hundred thirty-one".

Divisors: 1 227 20353 4620131