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5545172 = 221386293
BaseRepresentation
bin10101001001110011010100
3101102201112202
4111021303110
52404421142
6314504032
765063453
oct25116324
911381482
105545172
113148196
121a35018
1311c1c89
14a44b9a
15748032
hex549cd4

5545172 has 6 divisors (see below), whose sum is σ = 9704058. Its totient is φ = 2772584.

The previous prime is 5545123. The next prime is 5545193. The reversal of 5545172 is 2715455.

It can be written as a sum of positive squares in only one way, i.e., 2835856 + 2709316 = 1684^2 + 1646^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 693143 + ... + 693150.

It is an arithmetic number, because the mean of its divisors is an integer number (1617343).

Almost surely, 25545172 is an apocalyptic number.

It is an amenable number.

5545172 is a deficient number, since it is larger than the sum of its proper divisors (4158886).

5545172 is a wasteful number, since it uses less digits than its factorization.

5545172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1386297 (or 1386295 counting only the distinct ones).

The product of its digits is 7000, while the sum is 29.

The square root of 5545172 is about 2354.8188890019. The cubic root of 5545172 is about 176.9993509717. Note that the first 3 decimals are identical.

The spelling of 5545172 in words is "five million, five hundred forty-five thousand, one hundred seventy-two".

Divisors: 1 2 4 1386293 2772586 5545172