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3030872 = 2313151193
BaseRepresentation
bin1011100011111101011000
312200222120112
423203331120
51233441442
6144543452
734522235
oct13437530
95628515
103030872
111790159
121021b88
13821720
1458c78c
153ed082
hex2e3f58

3030872 has 32 divisors (see below), whose sum is σ = 6192480. Its totient is φ = 1382400.

The previous prime is 3030869. The next prime is 3030893. The reversal of 3030872 is 2780303.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 15608 + ... + 15800.

It is an arithmetic number, because the mean of its divisors is an integer number (193515).

Almost surely, 23030872 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3030872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3096240).

3030872 is an abundant number, since it is smaller than the sum of its proper divisors (3161608).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3030872 is a wasteful number, since it uses less digits than its factorization.

3030872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363 (or 359 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 3030872 is about 1740.9399759900. The cubic root of 3030872 is about 144.7179933071.

The spelling of 3030872 in words is "three million, thirty thousand, eight hundred seventy-two".

Divisors: 1 2 4 8 13 26 52 104 151 193 302 386 604 772 1208 1544 1963 2509 3926 5018 7852 10036 15704 20072 29143 58286 116572 233144 378859 757718 1515436 3030872