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30499339 = 138812663
BaseRepresentation
bin111010001011…
…0001000001011
32010101112020011
41310112020023
530301434324
63005412351
7520145233
oct164261013
963345204
1030499339
1116241672
12a26a0b7
13641b360
14409ccc3
152a26c94
hex1d1620b

30499339 has 8 divisors (see below), whose sum is σ = 32895072. Its totient is φ = 28110720.

The previous prime is 30499307. The next prime is 30499361. The reversal of 30499339 is 93399403.

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 30499339 - 25 = 30499307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30491339) 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 7 ways as a sum of consecutive naturals, for example, 10122 + ... + 12784.

It is an arithmetic number, because the mean of its divisors is an integer number (4111884).

Almost surely, 230499339 is an apocalyptic number.

30499339 is a deficient number, since it is larger than the sum of its proper divisors (2395733).

30499339 is a wasteful number, since it uses less digits than its factorization.

30499339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3557.

The product of its (nonzero) digits is 78732, while the sum is 40.

The square root of 30499339 is about 5522.6206641413. The cubic root of 30499339 is about 312.4377313799.

The spelling of 30499339 in words is "thirty million, four hundred ninety-nine thousand, three hundred thirty-nine".

Divisors: 1 13 881 2663 11453 34619 2346103 30499339