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3030972 = 223736083
BaseRepresentation
bin1011100011111110111100
312200222201020
423203332330
51233442342
6144544140
734522440
oct13437674
95628636
103030972
11179023a
121022050
13821799
1458c820
153ed0ec
hex2e3fbc

3030972 has 24 divisors (see below), whose sum is σ = 8082816. Its totient is φ = 865968.

The previous prime is 3030971. The next prime is 3030997. The reversal of 3030972 is 2790303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3030971) 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, 17958 + ... + 18125.

It is an arithmetic number, because the mean of its divisors is an integer number (336784).

Almost surely, 23030972 is an apocalyptic number.

It is an amenable number.

3030972 is an abundant number, since it is smaller than the sum of its proper divisors (5051844).

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

3030972 is a wasteful number, since it uses less digits than its factorization.

3030972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36097 (or 36095 counting only the distinct ones).

The product of its (nonzero) digits is 1134, while the sum is 24.

The square root of 3030972 is about 1740.9686958702. The cubic root of 3030972 is about 144.7195848887.

It can be divided in two parts, 30309 and 72, that added together give a triangular number (30381 = T246).

The spelling of 3030972 in words is "three million, thirty thousand, nine hundred seventy-two".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 36083 72166 108249 144332 216498 252581 432996 505162 757743 1010324 1515486 3030972