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30488314 = 231491747
BaseRepresentation
bin111010001001…
…1011011111010
32010100222002211
41310103123322
530301111224
63005245334
7520101133
oct164233372
963328084
1030488314
111623435a
12a26384a
13641632c
144098c8a
152a23894
hex1d136fa

30488314 has 8 divisors (see below), whose sum is σ = 47207808. Its totient is φ = 14752380.

The previous prime is 30488287. The next prime is 30488321. The reversal of 30488314 is 41388403.

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

It is a Harshad number since it is a multiple of its sum of digits (31).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 245812 + ... + 245935.

It is an arithmetic number, because the mean of its divisors is an integer number (5900976).

Almost surely, 230488314 is an apocalyptic number.

30488314 is a deficient number, since it is larger than the sum of its proper divisors (16719494).

30488314 is a wasteful number, since it uses less digits than its factorization.

30488314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491780.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 30488314 is about 5521.6224065034. The cubic root of 30488314 is about 312.4000798411.

The spelling of 30488314 in words is "thirty million, four hundred eighty-eight thousand, three hundred fourteen".

Divisors: 1 2 31 62 491747 983494 15244157 30488314