Base | Representation |
---|---|
bin | 111010101101… |
… | …0101001011100 |
3 | 2010220210012212 |
4 | 1311122221130 |
5 | 30334424441 |
6 | 3015415552 |
7 | 522424412 |
oct | 165325134 |
9 | 63823185 |
10 | 30779996 |
11 | 16413515 |
12 | a3845b8 |
13 | 64b9020 |
14 | 41332b2 |
15 | 2a7eeeb |
hex | 1d5aa5c |
30779996 has 24 divisors (see below), whose sum is σ = 61422480. Its totient is φ = 13370112.
The previous prime is 30779977. The next prime is 30780011. The reversal of 30779996 is 69997703.
It is a happy number.
It is a congruent number.
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, 16526 + ... + 18293.
It is an arithmetic number, because the mean of its divisors is an integer number (2559270).
Almost surely, 230779996 is an apocalyptic number.
It is an amenable number.
30779996 is a deficient number, since it is larger than the sum of its proper divisors (30642484).
30779996 is a wasteful number, since it uses less digits than its factorization.
30779996 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34853 (or 34851 counting only the distinct ones).
The product of its (nonzero) digits is 642978, while the sum is 50.
The square root of 30779996 is about 5547.9722421800. The cubic root of 30779996 is about 313.3931644711.
The spelling of 30779996 in words is "thirty million, seven hundred seventy-nine thousand, nine hundred ninety-six".
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