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30054317 = 172836247
BaseRepresentation
bin111001010100…
…1011110101101
32002112220202212
41302221132231
530143214232
62552100205
7513312626
oct162513655
962486685
1030054317
1115a68287
12a094665
1362c3927
143dc4a4d
152989eb2
hex1ca97ad

30054317 has 8 divisors (see below), whose sum is σ = 31939776. Its totient is φ = 28181952.

The previous prime is 30054313. The next prime is 30054331. The reversal of 30054317 is 71345003.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 30054317 - 22 = 30054313 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30054292 and 30054301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30054313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1688 + ... + 7934.

It is an arithmetic number, because the mean of its divisors is an integer number (3992472).

Almost surely, 230054317 is an apocalyptic number.

It is an amenable number.

30054317 is a deficient number, since it is larger than the sum of its proper divisors (1885459).

30054317 is a wasteful number, since it uses less digits than its factorization.

30054317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6547.

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 30054317 is about 5482.1817737102. The cubic root of 30054317 is about 310.9106659182.

The spelling of 30054317 in words is "thirty million, fifty-four thousand, three hundred seventeen".

Divisors: 1 17 283 4811 6247 106199 1767901 30054317