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70000000000047 = 3213598290598291
BaseRepresentation
bin11111110101010001001010…
…01000100110000000101111
3100011211221020100121202212100
433322220211020212000233
533133340000000000142
6404513320035310143
720513222153443125
oct1772504510460057
9304757210552770
1070000000000047
1120338919116167
127a2657644b353
133009c82a06a30
141340037865915
15815cd99e5b4c
hex3faa2522602f

70000000000047 has 12 divisors (see below), whose sum is σ = 108888888889144. Its totient is φ = 43076923076880.

The previous prime is 70000000000009. The next prime is 70000000000069. The reversal of 70000000000047 is 74000000000007.

It is not a de Polignac number, because 70000000000047 - 212 = 69999999995951 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70000000000747) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 299145299029 + ... + 299145299262.

Almost surely, 270000000000047 is an apocalyptic number.

70000000000047 is a deficient number, since it is larger than the sum of its proper divisors (38888888889097).

70000000000047 is a wasteful number, since it uses less digits than its factorization.

70000000000047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 598290598310 (or 598290598307 counting only the distinct ones).

The product of its (nonzero) digits is 196, while the sum is 18.

The spelling of 70000000000047 in words is "seventy trillion, forty-seven", and thus it is an aban number and an uban number.

Divisors: 1 3 9 13 39 117 598290598291 1794871794873 5384615384619 7777777777783 23333333333349 70000000000047