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142611351436 = 221491511584641
BaseRepresentation
bin1000010011010001001…
…1001000011110001100
3111122002211102021111001
42010310103020132030
54314032001221221
6145303104110044
713206020325541
oct2046423103614
9448084367431
10142611351436
1155532432124
1223780305324
13105a98aa968
146c8c386bc8
153a9a0e5391
hex21344c878c

142611351436 has 24 divisors (see below), whose sum is σ = 252908863200. Its totient is φ = 70358016000.

The previous prime is 142611351409. The next prime is 142611351437. The reversal of 142611351436 is 634153116241.

It is a junction number, because it is equal to n+sod(n) for n = 142611351395 and 142611351404.

It is not an unprimeable number, because it can be changed into a prime (142611351437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 702325 + ... + 882316.

It is an arithmetic number, because the mean of its divisors is an integer number (10537869300).

Almost surely, 2142611351436 is an apocalyptic number.

It is an amenable number.

142611351436 is a deficient number, since it is larger than the sum of its proper divisors (110297511764).

142611351436 is a wasteful number, since it uses less digits than its factorization.

142611351436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1584945 (or 1584943 counting only the distinct ones).

The product of its digits is 51840, while the sum is 37.

Adding to 142611351436 its reverse (634153116241), we get a palindrome (776764467677).

The spelling of 142611351436 in words is "one hundred forty-two billion, six hundred eleven million, three hundred fifty-one thousand, four hundred thirty-six".

Divisors: 1 2 4 149 151 298 302 596 604 22499 44998 89996 1584641 3169282 6338564 236111509 239280791 472223018 478561582 944446036 957123164 35652837859 71305675718 142611351436