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1124243031 = 31742152361
BaseRepresentation
bin100001100000010…
…1001011001010111
32220100110110111210
41003000221121113
54300301234111
6303320232503
736600623322
oct10300513127
92810413453
101124243031
1152767347a
1227460b733
1314bbbb482
14a944d7b9
1568a740a6
hex43029657

1124243031 has 16 divisors (see below), whose sum is σ = 1590967008. Its totient is φ = 703718400.

The previous prime is 1124243011. The next prime is 1124243033. The reversal of 1124243031 is 1303424211.

It is not a de Polignac number, because 1124243031 - 218 = 1123980887 is a prime.

It is a super-2 number, since 2×11242430312 = 2527844785504133922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1124242989 and 1124243007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1124243033) 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 15 ways as a sum of consecutive naturals, for example, 4710 + ... + 47651.

It is an arithmetic number, because the mean of its divisors is an integer number (99435438).

Almost surely, 21124243031 is an apocalyptic number.

1124243031 is a deficient number, since it is larger than the sum of its proper divisors (466723977).

1124243031 is a wasteful number, since it uses less digits than its factorization.

1124243031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52802.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 1124243031 is about 33529.7335360721. The cubic root of 1124243031 is about 1039.8085911916.

Adding to 1124243031 its reverse (1303424211), we get a palindrome (2427667242).

The spelling of 1124243031 in words is "one billion, one hundred twenty-four million, two hundred forty-three thousand, thirty-one".

Divisors: 1 3 17 51 421 1263 7157 21471 52361 157083 890137 2670411 22043981 66131943 374747677 1124243031