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142214510525 = 52711071395387
BaseRepresentation
bin1000010001110010100…
…1010011011110111101
3111121002011200200002112
42010130221103132331
54312223403314100
6145155450303405
713163131252133
oct2043451233675
9447064620075
10142214510525
115534942472a
122368b427b65
1310545604259
146c517a5753
153a75357b35
hex211ca537bd

142214510525 has 48 divisors (see below), whose sum is σ = 181833361920. Its totient is φ = 110300971200.

The previous prime is 142214510519. The next prime is 142214510533. The reversal of 142214510525 is 525015412241.

It is not a de Polignac number, because 142214510525 - 216 = 142214444989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 142214510491 and 142214510500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 26396882 + ... + 26402268.

It is an arithmetic number, because the mean of its divisors is an integer number (3788195040).

Almost surely, 2142214510525 is an apocalyptic number.

It is an amenable number.

142214510525 is a deficient number, since it is larger than the sum of its proper divisors (39618851395).

142214510525 is a wasteful number, since it uses less digits than its factorization.

142214510525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5714 (or 5709 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 32.

Adding to 142214510525 its reverse (525015412241), we get a palindrome (667229922766).

The spelling of 142214510525 in words is "one hundred forty-two billion, two hundred fourteen million, five hundred ten thousand, five hundred twenty-five".

Divisors: 1 5 25 71 107 139 355 535 695 1775 2675 3475 5387 7597 9869 14873 26935 37985 49345 74365 134675 189925 246725 371825 382477 576409 748793 1055983 1912385 2882045 3743965 5279915 9561925 14410225 18719825 26399575 40925039 53164303 80120851 204625195 265821515 400604255 1023125975 1329107575 2003021275 5688580421 28442902105 142214510525