Base | Representation |
---|---|
bin | 11110111110000110010110… |
… | …11111100011100100101110 |
3 | 22221010201101210221111221201 |
4 | 33133003023133203210232 |
5 | 32411310320331224043 |
6 | 400502423032520114 |
7 | 20226244622125105 |
oct | 1737031337434456 |
9 | 287121353844851 |
10 | 68104415492398 |
11 | 1a777a1408120a |
12 | 777b112b5003a |
13 | 2c002ac9aa87c |
14 | 12b63b262503c |
15 | 7d18436ebc4d |
hex | 3df0cb7e392e |
68104415492398 has 32 divisors (see below), whose sum is σ = 103916250577152. Its totient is φ = 33468967224000.
The previous prime is 68104415492371. The next prime is 68104415492417. The reversal of 68104415492398 is 89329451440186.
It is a super-2 number, since 2×681044154923982 (a number of 28 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 174663765 + ... + 175053247.
It is an arithmetic number, because the mean of its divisors is an integer number (3247382830536).
Almost surely, 268104415492398 is an apocalyptic number.
68104415492398 is a deficient number, since it is larger than the sum of its proper divisors (35811835084754).
68104415492398 is a wasteful number, since it uses less digits than its factorization.
68104415492398 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 393720.
The product of its (nonzero) digits is 59719680, while the sum is 64.
The spelling of 68104415492398 in words is "sixty-eight trillion, one hundred four billion, four hundred fifteen million, four hundred ninety-two thousand, three hundred ninety-eight".
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