Search a number
-
+
2124031 = 713171373
BaseRepresentation
bin1000000110100011111111
310222220121211
420012203333
51020432111
6113305251
724024340
oct10064377
93886554
102124031
1112208a8
12865227
13594a30
143d40c7
152be521
hex2068ff

2124031 has 16 divisors (see below), whose sum is σ = 2769984. Its totient is φ = 1580544.

The previous prime is 2124019. The next prime is 2124037. The reversal of 2124031 is 1304212.

It is not a de Polignac number, because 2124031 - 25 = 2123999 is a prime.

It is a super-2 number, since 2×21240312 = 9023015377922, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2124037) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 861 + ... + 2233.

It is an arithmetic number, because the mean of its divisors is an integer number (173124).

22124031 is an apocalyptic number.

2124031 is a deficient number, since it is larger than the sum of its proper divisors (645953).

2124031 is a wasteful number, since it uses less digits than its factorization.

2124031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1410.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 2124031 is about 1457.4055715552. The cubic root of 2124031 is about 128.5445348217.

Adding to 2124031 its reverse (1304212), we get a palindrome (3428243).

The spelling of 2124031 in words is "two million, one hundred twenty-four thousand, thirty-one".

Divisors: 1 7 13 17 91 119 221 1373 1547 9611 17849 23341 124943 163387 303433 2124031