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4172852 = 221043213
BaseRepresentation
bin1111111010110000110100
321212000002002
433322300310
52032012402
6225234432
750316515
oct17726064
97760062
104172852
1123a0142
121492a18
13b31458
147a8a0c
15576602
hex3fac34

4172852 has 6 divisors (see below), whose sum is σ = 7302498. Its totient is φ = 2086424.

The previous prime is 4172851. The next prime is 4172863. The reversal of 4172852 is 2582714.

It can be written as a sum of positive squares in only one way, i.e., 4145296 + 27556 = 2036^2 + 166^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4172851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521603 + ... + 521610.

It is an arithmetic number, because the mean of its divisors is an integer number (1217083).

Almost surely, 24172852 is an apocalyptic number.

It is an amenable number.

4172852 is a deficient number, since it is larger than the sum of its proper divisors (3129646).

4172852 is a wasteful number, since it uses less digits than its factorization.

4172852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1043217 (or 1043215 counting only the distinct ones).

The product of its digits is 4480, while the sum is 29.

The square root of 4172852 is about 2042.7559815113. The cubic root of 4172852 is about 160.9944830485.

The spelling of 4172852 in words is "four million, one hundred seventy-two thousand, eight hundred fifty-two".

Divisors: 1 2 4 1043213 2086426 4172852