Base | Representation |
---|---|
bin | 11011111101111111… |
… | …111100001011111000 |
3 | 2212111221000002010022 |
4 | 123331333330023320 |
5 | 443000441413031 |
6 | 21443544510012 |
7 | 2112125665625 |
oct | 337577741370 |
9 | 85457002108 |
10 | 30031201016 |
11 | 118109148a3 |
12 | 59a147b308 |
13 | 2aa799a93b |
14 | 164c64b34c |
15 | bab73d97b |
hex | 6fdffc2f8 |
30031201016 has 16 divisors (see below), whose sum is σ = 58756698000. Its totient is φ = 14362748224.
The previous prime is 30031201003. The next prime is 30031201061. The reversal of 30031201016 is 61010213003.
It is a junction number, because it is equal to n+sod(n) for n = 30031200985 and 30031201003.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81606341 + ... + 81606708.
It is an arithmetic number, because the mean of its divisors is an integer number (3672293625).
Almost surely, 230031201016 is an apocalyptic number.
It is an amenable number.
30031201016 is a deficient number, since it is larger than the sum of its proper divisors (28725496984).
30031201016 is a wasteful number, since it uses less digits than its factorization.
30031201016 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 163213078 (or 163213074 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 17.
Adding to 30031201016 its reverse (61010213003), we get a palindrome (91041414019).
The spelling of 30031201016 in words is "thirty billion, thirty-one million, two hundred one thousand, sixteen".
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