Base | Representation |
---|---|
bin | 111001110111… |
… | …1111101000001 |
3 | 2010002120201222 |
4 | 1303233331001 |
5 | 30231433402 |
6 | 3002204425 |
7 | 515624330 |
oct | 163577501 |
9 | 63076658 |
10 | 30342977 |
11 | 16145145 |
12 | a1b3715 |
13 | 6395132 |
14 | 405bd17 |
15 | 29e57a2 |
hex | 1ceff41 |
30342977 has 24 divisors (see below), whose sum is σ = 37665216. Its totient is φ = 23931648.
The previous prime is 30342937. The next prime is 30342979. The reversal of 30342977 is 77924303.
It is not a de Polignac number, because 30342977 - 210 = 30341953 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30342979) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 107078 + ... + 107360.
It is an arithmetic number, because the mean of its divisors is an integer number (1569384).
Almost surely, 230342977 is an apocalyptic number.
It is an amenable number.
30342977 is a deficient number, since it is larger than the sum of its proper divisors (7322239).
30342977 is a wasteful number, since it uses less digits than its factorization.
30342977 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 377 (or 360 counting only the distinct ones).
The product of its (nonzero) digits is 31752, while the sum is 35.
The square root of 30342977 is about 5508.4459695998. The cubic root of 30342977 is about 311.9028879497.
It can be divided in two parts, 303 and 42977, that multiplied together give a palindrome (13022031).
The spelling of 30342977 in words is "thirty million, three hundred forty-two thousand, nine hundred seventy-seven".
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