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3019472 = 24172653
BaseRepresentation
bin1011100001001011010000
312200101221022
423201023100
51233110342
6144415012
734444061
oct13411320
95611838
103019472
111782635
121017468
13819491
14588568
153e99d2
hex2e12d0

3019472 has 30 divisors (see below), whose sum is σ = 6224118. Its totient is φ = 1418752.

The previous prime is 3019469. The next prime is 3019481. The reversal of 3019472 is 2749103.

It can be written as a sum of positive squares in 3 ways, for example, as 817216 + 2202256 = 904^2 + 1484^2 .

It is a super-2 number, since 2×30194722 = 18234422317568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4298 + ... + 4950.

Almost surely, 23019472 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 3019472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3112059).

3019472 is an abundant number, since it is smaller than the sum of its proper divisors (3204646).

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

3019472 is a wasteful number, since it uses less digits than its factorization.

3019472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 695 (or 672 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 3019472 is about 1737.6627981286. The cubic root of 3019472 is about 144.5363230486.

The spelling of 3019472 in words is "three million, nineteen thousand, four hundred seventy-two".

Divisors: 1 2 4 8 16 17 34 68 136 272 289 578 653 1156 1306 2312 2612 4624 5224 10448 11101 22202 44404 88808 177616 188717 377434 754868 1509736 3019472