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3189252 = 2231137653
BaseRepresentation
bin1100001010101000000100
320000000211110
430022220010
51304024002
6152205020
736052053
oct14125004
96000743
103189252
111889150
121099770
13878841
145d039a
1542ee6c
hex30aa04

3189252 has 48 divisors (see below), whose sum is σ = 8350272. Its totient is φ = 938880.

The previous prime is 3189239. The next prime is 3189253. The reversal of 3189252 is 2529813.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3189253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4558 + ... + 5210.

It is an arithmetic number, because the mean of its divisors is an integer number (173964).

Almost surely, 23189252 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 3189252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4175136).

3189252 is an abundant number, since it is smaller than the sum of its proper divisors (5161020).

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

3189252 is a wasteful number, since it uses less digits than its factorization.

3189252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708 (or 706 counting only the distinct ones).

The product of its digits is 4320, while the sum is 30.

The square root of 3189252 is about 1785.8476978735. The cubic root of 3189252 is about 147.1960916771.

The spelling of 3189252 in words is "three million, one hundred eighty-nine thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 11 12 22 33 37 44 66 74 111 132 148 222 407 444 653 814 1221 1306 1628 1959 2442 2612 3918 4884 7183 7836 14366 21549 24161 28732 43098 48322 72483 86196 96644 144966 265771 289932 531542 797313 1063084 1594626 3189252