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30484342 = 272177453
BaseRepresentation
bin111010001001…
…0011101110110
32010100202122201
41310102131312
530300444332
63005215114
7520053430
oct164223566
963322581
1030484342
1116231379
12a26149a
136414595
144097650
152a225e7
hex1d12776

30484342 has 8 divisors (see below), whose sum is σ = 52258896. Its totient is φ = 13064712.

The previous prime is 30484313. The next prime is 30484367. The reversal of 30484342 is 24348403.

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

It is a self number, because there is not a number n which added to its sum of digits gives 30484342.

It is a congruent number.

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, 1088713 + ... + 1088740.

It is an arithmetic number, because the mean of its divisors is an integer number (6532362).

Almost surely, 230484342 is an apocalyptic number.

30484342 is a deficient number, since it is larger than the sum of its proper divisors (21774554).

30484342 is a wasteful number, since it uses less digits than its factorization.

30484342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2177462.

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 30484342 is about 5521.2627178934. The cubic root of 30484342 is about 312.3865128178.

The spelling of 30484342 in words is "thirty million, four hundred eighty-four thousand, three hundred forty-two".

Divisors: 1 2 7 14 2177453 4354906 15242171 30484342