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142412212434 = 23293539231269
BaseRepresentation
bin1000010010100001101…
…1011110100011010010
3111121120221200222010110
42010220123132203102
54313130011244214
6145231231542150
713201051555422
oct2045033364322
9447527628113
10142412212434
115543aa88038
122372568a956
131057756552b
146c6db4a482
153a878ab159
hex21286de8d2

142412212434 has 32 divisors (see below), whose sum is σ = 294730488000. Its totient is φ = 45820666304.

The previous prime is 142412212421. The next prime is 142412212469. The reversal of 142412212434 is 434212214241.

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, 500152 + ... + 731420.

It is an arithmetic number, because the mean of its divisors is an integer number (9210327750).

Almost surely, 2142412212434 is an apocalyptic number.

142412212434 is an abundant number, since it is smaller than the sum of its proper divisors (152318275566).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142412212434 is a wasteful number, since it uses less digits than its factorization.

142412212434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234842.

The product of its digits is 12288, while the sum is 30.

Adding to 142412212434 its reverse (434212214241), we get a palindrome (576624426675).

The spelling of 142412212434 in words is "one hundred forty-two billion, four hundred twelve million, two hundred twelve thousand, four hundred thirty-four".

Divisors: 1 2 3 6 29 58 87 174 3539 7078 10617 21234 102631 205262 231269 307893 462538 615786 693807 1387614 6706801 13413602 20120403 40240806 818460991 1636921982 2455382973 4910765946 23735368739 47470737478 71206106217 142412212434