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142337454412 = 221761211162629
BaseRepresentation
bin1000010010001111111…
…0010011000101001100
3111121101202000212101211
42010203332103011030
54313001342020122
6145220001344204
713166153254126
oct2044376230514
9447352025354
10142337454412
115540186724a
1223704638064
1310564c1c10a
146c63c4a216
153a81040877
hex2123f9314c

142337454412 has 48 divisors (see below), whose sum is σ = 269338698720. Its totient is φ = 65571609600.

The previous prime is 142337454383. The next prime is 142337454433. The reversal of 142337454412 is 214454733241.

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, 793914 + ... + 956542.

It is an arithmetic number, because the mean of its divisors is an integer number (5611222890).

Almost surely, 2142337454412 is an apocalyptic number.

It is an amenable number.

142337454412 is a deficient number, since it is larger than the sum of its proper divisors (127001244308).

142337454412 is a wasteful number, since it uses less digits than its factorization.

142337454412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162922 (or 162920 counting only the distinct ones).

The product of its digits is 322560, while the sum is 40.

The spelling of 142337454412 in words is "one hundred forty-two billion, three hundred thirty-seven million, four hundred fifty-four thousand, four hundred twelve".

Divisors: 1 2 4 17 34 61 68 122 211 244 422 844 1037 2074 3587 4148 7174 12871 14348 25742 51484 162629 218807 325258 437614 650516 875228 2764693 5529386 9920369 11058772 19840738 34314719 39681476 68629438 137258876 168646273 337292546 583350223 674585092 1166700446 2093197859 2333400892 4186395718 8372791436 35584363603 71168727206 142337454412