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20200124 = 2272924877
BaseRepresentation
bin100110100001…
…1101010111100
31102000021100202
41031003222330
520132400444
62000543032
7333461330
oct115035274
942007322
1020200124
111044771a
126921a78
134253549
14297b7c0
151b9034e
hex1343abc

20200124 has 24 divisors (see below), whose sum is σ = 41795040. Its totient is φ = 8358336.

The previous prime is 20200123. The next prime is 20200133. The reversal of 20200124 is 42100202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20200121) 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 7 ways as a sum of consecutive naturals, for example, 11627 + ... + 13250.

It is an arithmetic number, because the mean of its divisors is an integer number (1741460).

Almost surely, 220200124 is an apocalyptic number.

It is an amenable number.

20200124 is an abundant number, since it is smaller than the sum of its proper divisors (21594916).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20200124 is a wasteful number, since it uses less digits than its factorization.

20200124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24917 (or 24915 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 20200124 is about 4494.4548056466. The cubic root of 20200124 is about 272.3441254264.

Adding to 20200124 its reverse (42100202), we get a palindrome (62300326).

The spelling of 20200124 in words is "twenty million, two hundred thousand, one hundred twenty-four".

Divisors: 1 2 4 7 14 28 29 58 116 203 406 812 24877 49754 99508 174139 348278 696556 721433 1442866 2885732 5050031 10100062 20200124