Base | Representation |
---|---|
bin | 111011000010… |
… | …1001110110111 |
3 | 2011020122111010 |
4 | 1312011032313 |
5 | 30411020143 |
6 | 3023243303 |
7 | 524052063 |
oct | 166051667 |
9 | 64218433 |
10 | 30954423 |
11 | 16522575 |
12 | a449533 |
13 | 654a536 |
14 | 417aaa3 |
15 | 2ab6a33 |
hex | 1d853b7 |
30954423 has 4 divisors (see below), whose sum is σ = 41272568. Its totient is φ = 20636280.
The previous prime is 30954419. The next prime is 30954431. The reversal of 30954423 is 32445903.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 30954423 - 22 = 30954419 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30954403) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5159068 + ... + 5159073.
It is an arithmetic number, because the mean of its divisors is an integer number (10318142).
Almost surely, 230954423 is an apocalyptic number.
30954423 is a deficient number, since it is larger than the sum of its proper divisors (10318145).
30954423 is a wasteful number, since it uses less digits than its factorization.
30954423 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10318144.
The product of its (nonzero) digits is 12960, while the sum is 30.
The square root of 30954423 is about 5563.6699219131. The cubic root of 30954423 is about 313.9840384330.
The spelling of 30954423 in words is "thirty million, nine hundred fifty-four thousand, four hundred twenty-three".
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