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142712502601676 = 22721019242488943
BaseRepresentation
bin100000011100101111011000…
…000001011100011111001100
3200201022011220200102202112112
4200130233120001130133030
5122201200201131223201
61223305115115323152
742026431566005330
oct4034573001343714
9621264820382475
10142712502601676
114152203a236387
121400a7804504b8
13618296772c857
1427354717317c0
15117742dec10bb
hex81cbd805c7cc

142712502601676 has 24 divisors (see below), whose sum is σ = 285438585761280. Its totient is φ = 61159590995472.

The previous prime is 142712502601639. The next prime is 142712502601727. The reversal of 142712502601676 is 676106205217241.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120655940 + ... + 121833003.

It is an arithmetic number, because the mean of its divisors is an integer number (11893274406720).

Almost surely, 2142712502601676 is an apocalyptic number.

It is an amenable number.

142712502601676 is an abundant number, since it is smaller than the sum of its proper divisors (142726083159604).

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

142712502601676 is a wasteful number, since it uses less digits than its factorization.

142712502601676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242509973 (or 242509971 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 50.

The spelling of 142712502601676 in words is "one hundred forty-two trillion, seven hundred twelve billion, five hundred two million, six hundred one thousand, six hundred seventy-six".

Divisors: 1 2 4 7 14 28 21019 42038 84076 147133 294266 588532 242488943 484977886 969955772 1697422601 3394845202 6789690404 5096875092917 10193750185834 20387500371668 35678125650419 71356251300838 142712502601676