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10745172 = 2232298477
BaseRepresentation
bin101000111111…
…010101010100
3202012220121100
4220333111110
510222321142
61022150100
7160222014
oct50772524
922186540
1010745172
11607a009
123722330
1322c2ab9
1415d9c44
15e23b4c
hexa3f554

10745172 has 18 divisors (see below), whose sum is σ = 27161498. Its totient is φ = 3581712.

The previous prime is 10745171. The next prime is 10745179. The reversal of 10745172 is 27154701.

It can be written as a sum of positive squares in only one way, i.e., 10732176 + 12996 = 3276^2 + 114^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10745171) 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 in 5 ways as a sum of consecutive naturals, for example, 149203 + ... + 149274.

Almost surely, 210745172 is an apocalyptic number.

10745172 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10745172 is an abundant number, since it is smaller than the sum of its proper divisors (16416326).

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

10745172 is a wasteful number, since it uses less digits than its factorization.

10745172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298487 (or 298482 counting only the distinct ones).

The product of its (nonzero) digits is 1960, while the sum is 27.

The square root of 10745172 is about 3277.9829163679. The cubic root of 10745172 is about 220.6672031499.

Adding to 10745172 its reverse (27154701), we get a palindrome (37899873).

The spelling of 10745172 in words is "ten million, seven hundred forty-five thousand, one hundred seventy-two".

Divisors: 1 2 3 4 6 9 12 18 36 298477 596954 895431 1193908 1790862 2686293 3581724 5372586 10745172