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30082341 = 310027447
BaseRepresentation
bin111001011000…
…0010100100101
32002121100012210
41302300110211
530200113331
62552434033
7513460422
oct162602445
962540183
1030082341
1115a87343
12a0a8919
136303603
143dd0d49
152993446
hex1cb0525

30082341 has 4 divisors (see below), whose sum is σ = 40109792. Its totient is φ = 20054892.

The previous prime is 30082337. The next prime is 30082357. The reversal of 30082341 is 14328003.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 14328003 = 34776001.

It is not a de Polignac number, because 30082341 - 22 = 30082337 is a prime.

It is a super-3 number, since 3×300823413 (a number of 23 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30082441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5013721 + ... + 5013726.

It is an arithmetic number, because the mean of its divisors is an integer number (10027448).

Almost surely, 230082341 is an apocalyptic number.

It is an amenable number.

30082341 is a deficient number, since it is larger than the sum of its proper divisors (10027451).

30082341 is a wasteful number, since it uses less digits than its factorization.

30082341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10027450.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 30082341 is about 5484.7370948843. The cubic root of 30082341 is about 311.0072716048.

The spelling of 30082341 in words is "thirty million, eighty-two thousand, three hundred forty-one".

Divisors: 1 3 10027447 30082341