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142413555515 = 5711369905339
BaseRepresentation
bin1000010010100010000…
…0100110011100111011
3111121121001020012111012
42010220200212130323
54313130332234030
6145231320424135
713201066151210
oct2045040463473
9447531205435
10142413555515
1155440815120
122372601804b
131057791595a
146c6ddb9b07
153a87a74095
hex212882673b

142413555515 has 16 divisors (see below), whose sum is σ = 213065475840. Its totient is φ = 88777281120.

The previous prime is 142413555499. The next prime is 142413555551. The reversal of 142413555515 is 515555314241.

It is not a de Polignac number, because 142413555515 - 24 = 142413555499 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 184952285 + ... + 184953054.

It is an arithmetic number, because the mean of its divisors is an integer number (13316592240).

Almost surely, 2142413555515 is an apocalyptic number.

142413555515 is a deficient number, since it is larger than the sum of its proper divisors (70651920325).

142413555515 is a wasteful number, since it uses less digits than its factorization.

142413555515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369905362.

The product of its digits is 300000, while the sum is 41.

Adding to 142413555515 its reverse (515555314241), we get a palindrome (657968869756).

The spelling of 142413555515 in words is "one hundred forty-two billion, four hundred thirteen million, five hundred fifty-five thousand, five hundred fifteen".

Divisors: 1 5 7 11 35 55 77 385 369905339 1849526695 2589337373 4068958729 12946686865 20344793645 28482711103 142413555515