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142267026513 = 31371702920327
BaseRepresentation
bin1000010001111111000…
…1101000110001010001
3111121012211111202111010
42010133301220301101
54312330324322023
6145205004041133
713164336526023
oct2043761506121
9447184452433
10142267026513
1155376033777
12236a4b331a9
13105534608c1
146c58756013
153a79c7d093
hex211fc68c51

142267026513 has 16 divisors (see below), whose sum is σ = 191094583680. Its totient is φ = 94142226816.

The previous prime is 142267026511. The next prime is 142267026533. The reversal of 142267026513 is 315620762241.

It is not a de Polignac number, because 142267026513 - 21 = 142267026511 is a prime.

It is not an unprimeable number, because it can be changed into a prime (142267026511) by changing a digit.

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, 6988756 + ... + 7009082.

It is an arithmetic number, because the mean of its divisors is an integer number (11943411480).

Almost surely, 2142267026513 is an apocalyptic number.

It is an amenable number.

142267026513 is a deficient number, since it is larger than the sum of its proper divisors (48827557167).

142267026513 is a wasteful number, since it uses less digits than its factorization.

142267026513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37496.

The product of its (nonzero) digits is 120960, while the sum is 39.

Adding to 142267026513 its reverse (315620762241), we get a palindrome (457887788754).

The spelling of 142267026513 in words is "one hundred forty-two billion, two hundred sixty-seven million, twenty-six thousand, five hundred thirteen".

Divisors: 1 3 137 411 17029 20327 51087 60981 2332973 2784799 6998919 8354397 346148483 1038445449 47422342171 142267026513