Base | Representation |
---|---|
bin | 11100110110001101… |
… | …001110111100111010 |
3 | 2221221122102220001102 |
4 | 130312031032330322 |
5 | 1001413344203400 |
6 | 22121312451402 |
7 | 2144366303543 |
oct | 346615167472 |
9 | 87848386042 |
10 | 30974209850 |
11 | 12155152341 |
12 | 6005249b62 |
13 | 2bc817252c |
14 | 16db9a14ca |
15 | c144139d5 |
hex | 73634ef3a |
30974209850 has 24 divisors (see below), whose sum is σ = 58051829088. Its totient is φ = 12295103600.
The previous prime is 30974209793. The next prime is 30974209883. The reversal of 30974209850 is 5890247903.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 30974209795 and 30974209804.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2357894 + ... + 2370993.
It is an arithmetic number, because the mean of its divisors is an integer number (2418826212).
Almost surely, 230974209850 is an apocalyptic number.
30974209850 is a deficient number, since it is larger than the sum of its proper divisors (27077619238).
30974209850 is a wasteful number, since it uses less digits than its factorization.
30974209850 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4729030 (or 4729025 counting only the distinct ones).
The product of its (nonzero) digits is 544320, while the sum is 47.
The spelling of 30974209850 in words is "thirty billion, nine hundred seventy-four million, two hundred nine thousand, eight hundred fifty".
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