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142341001145 = 5737443248117
BaseRepresentation
bin1000010010010000101…
…1110100111110111001
3111121101222201001121022
42010210023310332321
54313003244014040
6145220205352225
713166225355350
oct2044413647671
9447358631538
10142341001145
1155403869a32
1223705868675
1310565891585
146c644d0997
153a814e16b5
hex21242f4fb9

142341001145 has 32 divisors (see below), whose sum is σ = 200939851008. Its totient is φ = 94752523008.

The previous prime is 142341001123. The next prime is 142341001171. The reversal of 142341001145 is 541100143241.

142341001145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 142341001145 - 212 = 142340997049 is a prime.

It is a super-2 number, since 2×1423410011452 (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 449627 + ... + 697743.

It is an arithmetic number, because the mean of its divisors is an integer number (6279370344).

Almost surely, 2142341001145 is an apocalyptic number.

It is an amenable number.

142341001145 is a deficient number, since it is larger than the sum of its proper divisors (58598849863).

142341001145 is a wasteful number, since it uses less digits than its factorization.

142341001145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248609.

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 142341001145 its reverse (541100143241), we get a palindrome (683441144386).

The spelling of 142341001145 in words is "one hundred forty-two billion, three hundred forty-one million, one thousand, one hundred forty-five".

Divisors: 1 5 7 35 37 185 259 443 1295 2215 3101 15505 16391 81955 114737 248117 573685 1240585 1736819 8684095 9180329 45901645 64262303 109915831 321311515 549579155 769410817 3847054085 4066885747 20334428735 28468200229 142341001145