Base | Representation |
---|---|
bin | 111001011111… |
… | …0111000101010 |
3 | 2002201101001011 |
4 | 1302332320222 |
5 | 30204020434 |
6 | 2554014134 |
7 | 514126351 |
oct | 162767052 |
9 | 62641034 |
10 | 30141994 |
11 | 16018143 |
12 | a11734a |
13 | 63247cc |
14 | 4008998 |
15 | 29a5e64 |
hex | 1cbee2a |
30141994 has 4 divisors (see below), whose sum is σ = 45212994. Its totient is φ = 15070996.
The previous prime is 30141977. The next prime is 30142009. The reversal of 30141994 is 49914103.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 15800625 + 14341369 = 3975^2 + 3787^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7535497 + ... + 7535500.
Almost surely, 230141994 is an apocalyptic number.
30141994 is a deficient number, since it is larger than the sum of its proper divisors (15071000).
30141994 is a wasteful number, since it uses less digits than its factorization.
30141994 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15070999.
The product of its (nonzero) digits is 3888, while the sum is 31.
The square root of 30141994 is about 5490.1724927365. The cubic root of 30141994 is about 311.2127107040.
The spelling of 30141994 in words is "thirty million, one hundred forty-one thousand, nine hundred ninety-four".
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