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3012072 = 233717929
BaseRepresentation
bin1011011111010111101000
312200000210020
423133113220
51232341242
6144320440
734413360
oct13372750
95600706
103012072
111778018
121013120
13815cbb
145859a0
153e76ec
hex2df5e8

3012072 has 32 divisors (see below), whose sum is σ = 8606400. Its totient is φ = 860544.

The previous prime is 3012071. The next prime is 3012073. The reversal of 3012072 is 2702103.

It is an interprime number because it is at equal distance from previous prime (3012071) and next prime (3012073).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3012071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8797 + ... + 9132.

It is an arithmetic number, because the mean of its divisors is an integer number (268950).

Almost surely, 23012072 is an apocalyptic number.

It is an amenable number.

3012072 is an abundant number, since it is smaller than the sum of its proper divisors (5594328).

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

3012072 is a wasteful number, since it uses less digits than its factorization.

3012072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17945 (or 17941 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 15.

The square root of 3012072 is about 1735.5321950341. The cubic root of 3012072 is about 144.4181518657.

Adding to 3012072 its reverse (2702103), we get a palindrome (5714175).

The spelling of 3012072 in words is "three million, twelve thousand, seventy-two".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 168 17929 35858 53787 71716 107574 125503 143432 215148 251006 376509 430296 502012 753018 1004024 1506036 3012072