Base | Representation |
---|---|
bin | 111111111101000101… |
… | …110000010010111000 |
3 | 20120020202221122110122 |
4 | 333331011300102320 |
5 | 2111114141403444 |
6 | 51314042232412 |
7 | 4650502632146 |
oct | 777505602270 |
9 | 216222848418 |
10 | 68670653624 |
11 | 27139880501 |
12 | 113857b5708 |
13 | 6624c06071 |
14 | 3476256596 |
15 | 1bbda754ee |
hex | ffd1704b8 |
68670653624 has 16 divisors (see below), whose sum is σ = 128773935600. Its totient is φ = 34330937472.
The previous prime is 68670653609. The next prime is 68670653627. The reversal of 68670653624 is 42635607686.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68670653627) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 481697 + ... + 607760.
It is an arithmetic number, because the mean of its divisors is an integer number (8048370975).
Almost surely, 268670653624 is an apocalyptic number.
It is an amenable number.
68670653624 is a deficient number, since it is larger than the sum of its proper divisors (60103281976).
68670653624 is a wasteful number, since it uses less digits than its factorization.
68670653624 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1097342 (or 1097338 counting only the distinct ones).
The product of its (nonzero) digits is 8709120, while the sum is 53.
The spelling of 68670653624 in words is "sixty-eight billion, six hundred seventy million, six hundred fifty-three thousand, six hundred twenty-four".
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