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3072528 = 2432191123
BaseRepresentation
bin1011101110001000010000
312210002201100
423232020100
51241310103
6145504400
735054544
oct13561020
95702640
103072528
111809488
121042100
13837684
1459da24
1540a5a3
hex2ee210

3072528 has 60 divisors (see below), whose sum is σ = 9059440. Its totient is φ = 969408.

The previous prime is 3072523. The next prime is 3072533. The reversal of 3072528 is 8252703.

It is an interprime number because it is at equal distance from previous prime (3072523) and next prime (3072533).

It is not an unprimeable number, because it can be changed into a prime (3072523) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2175 + ... + 3297.

Almost surely, 23072528 is an apocalyptic number.

3072528 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3072528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4529720).

3072528 is an abundant number, since it is smaller than the sum of its proper divisors (5986912).

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

3072528 is a wasteful number, since it uses less digits than its factorization.

3072528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1156 (or 1147 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 3072528 is about 1752.8628012483. The cubic root of 3072528 is about 145.3779754188.

It can be divided in two parts, 3072 and 528, that added together give a square (3600 = 602).

The spelling of 3072528 in words is "three million, seventy-two thousand, five hundred twenty-eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 19 24 36 38 48 57 72 76 114 144 152 171 228 304 342 456 684 912 1123 1368 2246 2736 3369 4492 6738 8984 10107 13476 17968 20214 21337 26952 40428 42674 53904 64011 80856 85348 128022 161712 170696 192033 256044 341392 384066 512088 768132 1024176 1536264 3072528