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70212510043201 = 379473812003033
BaseRepresentation
bin11111111011011100111111…
…01110000100110001000001
3100012121020202112202111101101
433331232133232010301001
533200330210032340301
6405155103135134401
720534454311140141
oct1775563756046101
9305536675674341
1070212510043201
112040aa5a5349a9
127a5b7a3674401
13302401ba4abb6
14134a4371b2921
1581b5c6389701
hex3fdb9fb84c41

70212510043201 has 8 divisors (see below), whose sum is σ = 72110257565544. Its totient is φ = 68314768421760.

The previous prime is 70212510043171. The next prime is 70212510043243. The reversal of 70212510043201 is 10234001521207.

It can be written as a sum of positive squares in 4 ways, for example, as 6481347130801 + 63731162912400 = 2545849^2 + 7983180^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 70212510043201 - 235 = 70178150304833 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 70212510043201.

It is not an unprimeable number, because it can be changed into a prime (70212510043261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34051581 + ... + 36054613.

It is an arithmetic number, because the mean of its divisors is an integer number (9013782195693).

Almost surely, 270212510043201 is an apocalyptic number.

It is an amenable number.

70212510043201 is a deficient number, since it is larger than the sum of its proper divisors (1897747522343).

70212510043201 is a wasteful number, since it uses less digits than its factorization.

70212510043201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2950451.

The product of its (nonzero) digits is 3360, while the sum is 28.

Adding to 70212510043201 its reverse (10234001521207), we get a palindrome (80446511564408).

The spelling of 70212510043201 in words is "seventy trillion, two hundred twelve billion, five hundred ten million, forty-three thousand, two hundred one".

Divisors: 1 37 947381 2003033 35053097 74112221 1897635406573 70212510043201