Base | Representation |
---|---|
bin | 111000101010110010… |
… | …1010100100000001100 |
3 | 102122010010111000200001 |
4 | 1301111211110200030 |
5 | 3443212400242311 |
6 | 131523400414044 |
7 | 11535466563034 |
oct | 1612545244014 |
9 | 378103430601 |
10 | 121694930956 |
11 | 47679685905 |
12 | 1b703477324 |
13 | b6253aa5b1 |
14 | 5c664ac8c4 |
15 | 3273ba74c1 |
hex | 1c5595480c |
121694930956 has 24 divisors (see below), whose sum is σ = 221490624320. Its totient is φ = 58453529472.
The previous prime is 121694930909. The next prime is 121694931041. The reversal of 121694930956 is 659039496121.
It is a junction number, because it is equal to n+sod(n) for n = 121694930897 and 121694930906.
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, 5192505 + ... + 5215888.
Almost surely, 2121694930956 is an apocalyptic number.
It is an amenable number.
121694930956 is a deficient number, since it is larger than the sum of its proper divisors (99795693364).
121694930956 is a wasteful number, since it uses less digits than its factorization.
121694930956 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10408513 (or 10408511 counting only the distinct ones).
The product of its (nonzero) digits is 3149280, while the sum is 55.
The spelling of 121694930956 in words is "one hundred twenty-one billion, six hundred ninety-four million, nine hundred thirty thousand, nine hundred fifty-six".
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