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34280830 = 253428083
BaseRepresentation
bin1000001011000…
…1010101111110
32101111122110101
42002301111332
532233441310
63222431314
7564245053
oct202612576
971448411
1034280830
1118394771
12b59253a
13714361c
1447a502a
15302243a
hex20b157e

34280830 has 8 divisors (see below), whose sum is σ = 61705512. Its totient is φ = 13712328.

The previous prime is 34280819. The next prime is 34280837. The reversal of 34280830 is 3808243.

34280830 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34280837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1714032 + ... + 1714051.

It is an arithmetic number, because the mean of its divisors is an integer number (7713189).

Almost surely, 234280830 is an apocalyptic number.

34280830 is a deficient number, since it is larger than the sum of its proper divisors (27424682).

34280830 is a wasteful number, since it uses less digits than its factorization.

34280830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3428090.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 34280830 is about 5854.9833475425. The cubic root of 34280830 is about 324.8506769653.

The spelling of 34280830 in words is "thirty-four million, two hundred eighty thousand, eight hundred thirty".

Divisors: 1 2 5 10 3428083 6856166 17140415 34280830