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34828031 = 729316981
BaseRepresentation
bin1000010011011…
…0111011111111
32102112110002002
42010312323333
532403444111
63242252515
7602014310
oct204667377
972473062
1034828031
11187288a7
12b7b713b
1372a5704
1448a8607
1530ce63b
hex2136eff

34828031 has 8 divisors (see below), whose sum is σ = 39941664. Its totient is φ = 29748960.

The previous prime is 34828021. The next prime is 34828051. The reversal of 34828031 is 13082843.

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 34828031 - 26 = 34827967 is a prime.

It is a super-2 number, since 2×348280312 = 2425983486673922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 34827985 and 34828003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34828021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6440 + ... + 10541.

It is an arithmetic number, because the mean of its divisors is an integer number (4992708).

Almost surely, 234828031 is an apocalyptic number.

34828031 is a deficient number, since it is larger than the sum of its proper divisors (5113633).

34828031 is a wasteful number, since it uses less digits than its factorization.

34828031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17281.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 34828031 is about 5901.5278530225. The cubic root of 34828031 is about 326.5700159484.

The spelling of 34828031 in words is "thirty-four million, eight hundred twenty-eight thousand, thirty-one".

Divisors: 1 7 293 2051 16981 118867 4975433 34828031