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30255341 = 79382979
BaseRepresentation
bin111001101101…
…0100011101101
32002221010112012
41303122203231
530221132331
63000251005
7515110664
oct163324355
962833465
1030255341
1116095316
12a170a65
13636428c
144037ddb
1529c982b
hex1cda8ed

30255341 has 4 divisors (see below), whose sum is σ = 30638400. Its totient is φ = 29872284.

The previous prime is 30255331. The next prime is 30255343. The reversal of 30255341 is 14355203.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-30255341 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 (30255343) 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, 191411 + ... + 191568.

It is an arithmetic number, because the mean of its divisors is an integer number (7659600).

Almost surely, 230255341 is an apocalyptic number.

It is an amenable number.

30255341 is a deficient number, since it is larger than the sum of its proper divisors (383059).

30255341 is an equidigital number, since it uses as much as digits as its factorization.

30255341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383058.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 30255341 is about 5500.4855240242. The cubic root of 30255341 is about 311.6023211014.

The spelling of 30255341 in words is "thirty million, two hundred fifty-five thousand, three hundred forty-one".

Divisors: 1 79 382979 30255341