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1223534445242 = 217829115337649
BaseRepresentation
bin10001110011100000010…
…101100000001010111010
311022222011012220210121112
4101303200111200022322
5130021244304221432
62334030045240322
7154253216121014
oct21634025401272
94288135823545
101223534445242
1143199732a13a
121791672630a2
138b4c02cc355
144330ddb71b4
1521c60db97b2
hex11ce05602ba

1223534445242 has 32 divisors (see below), whose sum is σ = 1947343842000. Its totient is φ = 574572331008.

The previous prime is 1223534445209. The next prime is 1223534445251. The reversal of 1223534445242 is 2425444353221.

It can be written as a sum of positive squares in 8 ways, for example, as 1194231510481 + 29302934761 = 1092809^2 + 171181^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1223534445242.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32479634 + ... + 32517282.

Almost surely, 21223534445242 is an apocalyptic number.

1223534445242 is a deficient number, since it is larger than the sum of its proper divisors (723809396758).

1223534445242 is a wasteful number, since it uses less digits than its factorization.

1223534445242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39650.

The product of its digits is 921600, while the sum is 41.

Adding to 1223534445242 its reverse (2425444353221), we get a palindrome (3648978798463).

The spelling of 1223534445242 in words is "one trillion, two hundred twenty-three billion, five hundred thirty-four million, four hundred forty-five thousand, two hundred forty-two".

Divisors: 1 2 17 34 829 1153 1658 2306 14093 19601 28186 37649 39202 75298 640033 955837 1280066 1911674 16249229 31211021 32498458 43409297 62422042 86818594 530587357 737958049 1061174714 1475916098 35986307213 71972614426 611767222621 1223534445242