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10669652 = 227254437
BaseRepresentation
bin101000101100…
…111001010100
3202002002000022
4220230321110
510212412102
61020404312
7156455600
oct50547124
922062008
1010669652
1160282a4
1236a6698
132297606
1415ba500
15e0b5a2
hexa2ce54

10669652 has 18 divisors (see below), whose sum is σ = 21720762. Its totient is φ = 4572624.

The previous prime is 10669649. The next prime is 10669657. The reversal of 10669652 is 25696601.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 7150276 + 3519376 = 2674^2 + 1876^2 .

It is a super-2 number, since 2×106696522 = 227682947602208, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10669657) by changing a digit.

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 in 5 ways as a sum of consecutive naturals, for example, 27023 + ... + 27414.

It is an arithmetic number, because the mean of its divisors is an integer number (1206709).

Almost surely, 210669652 is an apocalyptic number.

It is an amenable number.

10669652 is an abundant number, since it is smaller than the sum of its proper divisors (11051110).

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

10669652 is a wasteful number, since it uses less digits than its factorization.

10669652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54455 (or 54446 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 10669652 is about 3266.4433256985. The cubic root of 10669652 is about 220.1490174972.

The spelling of 10669652 in words is "ten million, six hundred sixty-nine thousand, six hundred fifty-two".

Divisors: 1 2 4 7 14 28 49 98 196 54437 108874 217748 381059 762118 1524236 2667413 5334826 10669652