Search a number
-
+
1203244141 = 111921412689
BaseRepresentation
bin100011110111000…
…0000110001101101
310002212010010122211
41013232000301231
54431012303031
6315221410421
741550256261
oct10756006155
93085103584
101203244141
11568222150
12296b69a11
1316238bca8
14b5b360a1
157097bbb1
hex47b80c6d

1203244141 has 16 divisors (see below), whose sum is σ = 1382875200. Its totient is φ = 1035417600.

The previous prime is 1203244129. The next prime is 1203244183. The reversal of 1203244141 is 1414423021.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1203244141 - 219 = 1202719853 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1203244121) 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, 446125 + ... + 448813.

It is an arithmetic number, because the mean of its divisors is an integer number (86429700).

Almost surely, 21203244141 is an apocalyptic number.

1203244141 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1203244141 is a deficient number, since it is larger than the sum of its proper divisors (179631059).

1203244141 is a wasteful number, since it uses less digits than its factorization.

1203244141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4860.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 1203244141 is about 34687.8096887076. The cubic root of 1203244141 is about 1063.6153225861.

Adding to 1203244141 its reverse (1414423021), we get a palindrome (2617667162).

The spelling of 1203244141 in words is "one billion, two hundred three million, two hundred forty-four thousand, one hundred forty-one".

Divisors: 1 11 19 209 2141 2689 23551 29579 40679 51091 447469 562001 5757149 63328639 109385831 1203244141